nkeynes@359 | 1 | /**
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nkeynes@586 | 2 | * $Id$
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nkeynes@359 | 3 | *
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nkeynes@359 | 4 | * Definitions of x86 opcodes for use by the translator.
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nkeynes@359 | 5 | *
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nkeynes@359 | 6 | * Copyright (c) 2007 Nathan Keynes.
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nkeynes@359 | 7 | *
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nkeynes@359 | 8 | * This program is free software; you can redistribute it and/or modify
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nkeynes@359 | 9 | * it under the terms of the GNU General Public License as published by
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nkeynes@359 | 10 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@359 | 11 | * (at your option) any later version.
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nkeynes@359 | 12 | *
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nkeynes@359 | 13 | * This program is distributed in the hope that it will be useful,
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nkeynes@359 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@359 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@359 | 16 | * GNU General Public License for more details.
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nkeynes@359 | 17 | */
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nkeynes@359 | 18 |
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nkeynes@736 | 19 | #ifndef lxdream_x86op_H
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nkeynes@736 | 20 | #define lxdream_x86op_H 1
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nkeynes@736 | 21 |
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nkeynes@736 | 22 | #ifdef __cplusplus
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nkeynes@736 | 23 | extern "C" {
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nkeynes@736 | 24 | #endif
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nkeynes@359 | 25 |
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nkeynes@359 | 26 | #define R_NONE -1
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nkeynes@359 | 27 | #define R_EAX 0
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nkeynes@359 | 28 | #define R_ECX 1
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nkeynes@359 | 29 | #define R_EDX 2
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nkeynes@359 | 30 | #define R_EBX 3
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nkeynes@359 | 31 | #define R_ESP 4
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nkeynes@359 | 32 | #define R_EBP 5
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nkeynes@359 | 33 | #define R_ESI 6
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nkeynes@359 | 34 | #define R_EDI 7
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nkeynes@359 | 35 |
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nkeynes@359 | 36 | #define R_AL 0
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nkeynes@359 | 37 | #define R_CL 1
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nkeynes@359 | 38 | #define R_DL 2
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nkeynes@359 | 39 | #define R_BL 3
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nkeynes@359 | 40 | #define R_AH 4
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nkeynes@359 | 41 | #define R_CH 5
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nkeynes@359 | 42 | #define R_DH 6
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nkeynes@359 | 43 | #define R_BH 7
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nkeynes@359 | 44 |
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nkeynes@669 | 45 | #define MARK_JMP8(x) uint8_t *_mark_jmp_##x = xlat_output
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nkeynes@669 | 46 | #define MARK_JMP32(x) uint32_t *_mark_jmp_##x = (uint32_t *)xlat_output
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nkeynes@669 | 47 | #define JMP_TARGET(x) *_mark_jmp_##x += (xlat_output - _mark_jmp_##x)
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nkeynes@359 | 48 |
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nkeynes@361 | 49 | #define OP(x) *xlat_output++ = (x)
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nkeynes@361 | 50 | #define OP32(x) *((uint32_t *)xlat_output) = (x); xlat_output+=4
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nkeynes@527 | 51 | #define OP64(x) *((uint64_t *)xlat_output) = (x); xlat_output+=8
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nkeynes@675 | 52 | #if SIZEOF_VOID_P == 8
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nkeynes@527 | 53 | #define OPPTR(x) OP64((uint64_t)(x))
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nkeynes@601 | 54 | #define AND_imm8s_rptr(imm, r1) REXW(); AND_imm8s_r32( imm, r1 )
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nkeynes@800 | 55 | #define LEA_sh4r_rptr(disp, r1) REXW(); LEA_sh4r_r32(disp,r1)
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nkeynes@601 | 56 | #define MOV_moffptr_EAX(offptr) REXW(); MOV_moff32_EAX( offptr )
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nkeynes@539 | 57 | #define STACK_ALIGN 16
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nkeynes@547 | 58 | #define POP_r32(r1) OP(0x58 + r1);
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nkeynes@547 | 59 | #define POP_realigned_r32(r1) OP(0x58 + r1); REXW(); ADD_imm8s_r32(8,R_ESP)
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nkeynes@547 | 60 | #define PUSH_r32(r1) OP(0x50 + r1);
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nkeynes@547 | 61 | #define PUSH_realigned_r32(r1) REXW(); SUB_imm8s_r32(8, R_ESP); OP(0x50 + r1)
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nkeynes@547 | 62 | #define PUSH_imm32(imm) OP(0x68); OP32(imm);
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nkeynes@547 | 63 | #define PUSH_imm64(imm) REXW(); OP(0x68); OP64(imm);
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nkeynes@675 | 64 | #else /* 32-bit system */
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nkeynes@527 | 65 | #define OPPTR(x) OP32((uint32_t)(x))
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nkeynes@601 | 66 | #define AND_imm8s_rptr(imm, r1) AND_imm8s_r32( imm, r1 )
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nkeynes@800 | 67 | #define LEA_sh4r_rptr(disp, r1) LEA_sh4r_r32(disp,r1)
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nkeynes@601 | 68 | #define MOV_moffptr_EAX(offptr) MOV_moff32_EAX( offptr )
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nkeynes@547 | 69 | #define POP_realigned_r32(r1) POP_r32(r1)
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nkeynes@547 | 70 | #define PUSH_realigned_r32(r1) PUSH_r32(r1)
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nkeynes@539 | 71 | #ifdef APPLE_BUILD
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nkeynes@539 | 72 | #define STACK_ALIGN 16
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nkeynes@539 | 73 | #define POP_r32(r1) OP(0x58 + r1); sh4_x86.stack_posn -= 4;
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nkeynes@539 | 74 | #define PUSH_r32(r1) OP(0x50 + r1); sh4_x86.stack_posn += 4;
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nkeynes@539 | 75 | #define PUSH_imm32(imm) OP(0x68); OP32(imm); sh4_x86.stack_posn += 4;
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nkeynes@539 | 76 | #else
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nkeynes@539 | 77 | #define POP_r32(r1) OP(0x58 + r1)
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nkeynes@539 | 78 | #define PUSH_r32(r1) OP(0x50 + r1)
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nkeynes@539 | 79 | #define PUSH_imm32(imm) OP(0x68); OP32(imm)
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nkeynes@527 | 80 | #endif
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nkeynes@539 | 81 | #endif
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nkeynes@539 | 82 |
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nkeynes@539 | 83 | #ifdef STACK_ALIGN
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nkeynes@539 | 84 | #else
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nkeynes@539 | 85 | #define POP_r32(r1) OP(0x58 + r1)
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nkeynes@539 | 86 | #define PUSH_r32(r1) OP(0x50 + r1)
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nkeynes@539 | 87 | #endif
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nkeynes@539 | 88 |
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nkeynes@359 | 89 |
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nkeynes@359 | 90 | /* Offset of a reg relative to the sh4r structure */
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nkeynes@669 | 91 | #define REG_OFFSET(reg) (((char *)&sh4r.reg) - ((char *)&sh4r) - 128)
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nkeynes@359 | 92 |
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nkeynes@359 | 93 | #define R_T REG_OFFSET(t)
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nkeynes@361 | 94 | #define R_Q REG_OFFSET(q)
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nkeynes@361 | 95 | #define R_S REG_OFFSET(s)
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nkeynes@361 | 96 | #define R_M REG_OFFSET(m)
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nkeynes@368 | 97 | #define R_SR REG_OFFSET(sr)
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nkeynes@359 | 98 | #define R_GBR REG_OFFSET(gbr)
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nkeynes@359 | 99 | #define R_SSR REG_OFFSET(ssr)
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nkeynes@359 | 100 | #define R_SPC REG_OFFSET(spc)
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nkeynes@359 | 101 | #define R_VBR REG_OFFSET(vbr)
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nkeynes@359 | 102 | #define R_MACH REG_OFFSET(mac)+4
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nkeynes@359 | 103 | #define R_MACL REG_OFFSET(mac)
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nkeynes@586 | 104 | #define R_PC REG_OFFSET(pc)
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nkeynes@590 | 105 | #define R_NEW_PC REG_OFFSET(new_pc)
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nkeynes@359 | 106 | #define R_PR REG_OFFSET(pr)
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nkeynes@359 | 107 | #define R_SGR REG_OFFSET(sgr)
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nkeynes@359 | 108 | #define R_FPUL REG_OFFSET(fpul)
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nkeynes@359 | 109 | #define R_FPSCR REG_OFFSET(fpscr)
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nkeynes@359 | 110 | #define R_DBR REG_OFFSET(dbr)
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nkeynes@359 | 111 |
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nkeynes@359 | 112 | /**************** Basic X86 operations *********************/
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nkeynes@359 | 113 | /* Note: operands follow SH4 convention (source, dest) rather than x86
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nkeynes@359 | 114 | * conventions (dest, source)
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nkeynes@359 | 115 | */
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nkeynes@359 | 116 |
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nkeynes@359 | 117 | /* Two-reg modrm form - first arg is the r32 reg, second arg is the r/m32 reg */
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nkeynes@359 | 118 | #define MODRM_r32_rm32(r1,r2) OP(0xC0 | (r1<<3) | r2)
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nkeynes@359 | 119 | #define MODRM_rm32_r32(r1,r2) OP(0xC0 | (r2<<3) | r1)
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nkeynes@359 | 120 |
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nkeynes@359 | 121 | /* ebp+disp8 modrm form */
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nkeynes@359 | 122 | #define MODRM_r32_ebp8(r1,disp) OP(0x45 | (r1<<3)); OP(disp)
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nkeynes@359 | 123 |
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nkeynes@359 | 124 | /* ebp+disp32 modrm form */
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nkeynes@359 | 125 | #define MODRM_r32_ebp32(r1,disp) OP(0x85 | (r1<<3)); OP32(disp)
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nkeynes@359 | 126 |
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nkeynes@374 | 127 | #define MODRM_r32_sh4r(r1,disp) if(disp>127){ MODRM_r32_ebp32(r1,disp);}else{ MODRM_r32_ebp8(r1,(unsigned char)disp); }
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nkeynes@368 | 128 |
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nkeynes@527 | 129 | #define REXW() OP(0x48)
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nkeynes@527 | 130 |
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nkeynes@359 | 131 | /* Major opcodes */
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nkeynes@374 | 132 | #define ADD_sh4r_r32(disp,r1) OP(0x03); MODRM_r32_sh4r(r1,disp)
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nkeynes@386 | 133 | #define ADD_r32_sh4r(r1,disp) OP(0x01); MODRM_r32_sh4r(r1,disp)
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nkeynes@359 | 134 | #define ADD_r32_r32(r1,r2) OP(0x03); MODRM_rm32_r32(r1,r2)
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nkeynes@359 | 135 | #define ADD_imm8s_r32(imm,r1) OP(0x83); MODRM_rm32_r32(r1, 0); OP(imm)
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nkeynes@386 | 136 | #define ADD_imm8s_sh4r(imm,disp) OP(0x83); MODRM_r32_sh4r(0,disp); OP(imm)
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nkeynes@368 | 137 | #define ADD_imm32_r32(imm32,r1) OP(0x81); MODRM_rm32_r32(r1,0); OP32(imm32)
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nkeynes@359 | 138 | #define ADC_r32_r32(r1,r2) OP(0x13); MODRM_rm32_r32(r1,r2)
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nkeynes@386 | 139 | #define ADC_sh4r_r32(disp,r1) OP(0x13); MODRM_r32_sh4r(r1,disp)
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nkeynes@386 | 140 | #define ADC_r32_sh4r(r1,disp) OP(0x11); MODRM_r32_sh4r(r1,disp)
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nkeynes@359 | 141 | #define AND_r32_r32(r1,r2) OP(0x23); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 142 | #define AND_imm8_r8(imm8, r1) OP(0x80); MODRM_rm32_r32(r1,4); OP(imm8)
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nkeynes@374 | 143 | #define AND_imm8s_r32(imm8,r1) OP(0x83); MODRM_rm32_r32(r1,4); OP(imm8)
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nkeynes@359 | 144 | #define AND_imm32_r32(imm,r1) OP(0x81); MODRM_rm32_r32(r1,4); OP32(imm)
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nkeynes@368 | 145 | #define CALL_r32(r1) OP(0xFF); MODRM_rm32_r32(r1,2)
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nkeynes@374 | 146 | #define CLC() OP(0xF8)
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nkeynes@359 | 147 | #define CMC() OP(0xF5)
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nkeynes@374 | 148 | #define CMP_sh4r_r32(disp,r1) OP(0x3B); MODRM_r32_sh4r(r1,disp)
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nkeynes@359 | 149 | #define CMP_r32_r32(r1,r2) OP(0x3B); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 150 | #define CMP_imm32_r32(imm32, r1) OP(0x81); MODRM_rm32_r32(r1,7); OP32(imm32)
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nkeynes@359 | 151 | #define CMP_imm8s_r32(imm,r1) OP(0x83); MODRM_rm32_r32(r1,7); OP(imm)
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nkeynes@374 | 152 | #define CMP_imm8s_sh4r(imm,disp) OP(0x83); MODRM_r32_sh4r(7,disp) OP(imm)
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nkeynes@368 | 153 | #define DEC_r32(r1) OP(0x48+r1)
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nkeynes@368 | 154 | #define IMUL_r32(r1) OP(0xF7); MODRM_rm32_r32(r1,5)
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nkeynes@368 | 155 | #define INC_r32(r1) OP(0x40+r1)
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nkeynes@669 | 156 | #define JMP_rel8(label) OP(0xEB); MARK_JMP8(label); OP(-1);
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nkeynes@669 | 157 | #define LEA_sh4r_r32(disp,r1) OP(0x8D); MODRM_r32_sh4r(r1,disp)
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nkeynes@368 | 158 | #define MOV_r32_r32(r1,r2) OP(0x89); MODRM_r32_rm32(r1,r2)
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nkeynes@374 | 159 | #define MOV_r32_sh4r(r1,disp) OP(0x89); MODRM_r32_sh4r(r1,disp)
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nkeynes@527 | 160 | #define MOV_moff32_EAX(off) OP(0xA1); OPPTR(off)
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nkeynes@374 | 161 | #define MOV_sh4r_r32(disp, r1) OP(0x8B); MODRM_r32_sh4r(r1,disp)
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nkeynes@901 | 162 | #define MOV_r32_r32ind(r2,r1) OP(0x89); OP(0 + (r2<<3) + r1 )
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nkeynes@388 | 163 | #define MOV_r32ind_r32(r1,r2) OP(0x8B); OP(0 + (r2<<3) + r1 )
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nkeynes@359 | 164 | #define MOVSX_r8_r32(r1,r2) OP(0x0F); OP(0xBE); MODRM_rm32_r32(r1,r2)
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nkeynes@359 | 165 | #define MOVSX_r16_r32(r1,r2) OP(0x0F); OP(0xBF); MODRM_rm32_r32(r1,r2)
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nkeynes@359 | 166 | #define MOVZX_r8_r32(r1,r2) OP(0x0F); OP(0xB6); MODRM_rm32_r32(r1,r2)
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nkeynes@359 | 167 | #define MOVZX_r16_r32(r1,r2) OP(0x0F); OP(0xB7); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 168 | #define MUL_r32(r1) OP(0xF7); MODRM_rm32_r32(r1,4)
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nkeynes@359 | 169 | #define NEG_r32(r1) OP(0xF7); MODRM_rm32_r32(r1,3)
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nkeynes@359 | 170 | #define NOT_r32(r1) OP(0xF7); MODRM_rm32_r32(r1,2)
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nkeynes@359 | 171 | #define OR_r32_r32(r1,r2) OP(0x0B); MODRM_rm32_r32(r1,r2)
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nkeynes@388 | 172 | #define OR_imm8_r8(imm,r1) OP(0x80); MODRM_rm32_r32(r1,1); OP(imm)
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nkeynes@359 | 173 | #define OR_imm32_r32(imm,r1) OP(0x81); MODRM_rm32_r32(r1,1); OP32(imm)
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nkeynes@374 | 174 | #define OR_sh4r_r32(disp,r1) OP(0x0B); MODRM_r32_sh4r(r1,disp)
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nkeynes@359 | 175 | #define RCL1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,2)
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nkeynes@359 | 176 | #define RCR1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,3)
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nkeynes@359 | 177 | #define RET() OP(0xC3)
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nkeynes@359 | 178 | #define ROL1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,0)
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nkeynes@359 | 179 | #define ROR1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,1)
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nkeynes@359 | 180 | #define SAR1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,7)
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nkeynes@359 | 181 | #define SAR_imm8_r32(imm,r1) OP(0xC1); MODRM_rm32_r32(r1,7); OP(imm)
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nkeynes@368 | 182 | #define SAR_r32_CL(r1) OP(0xD3); MODRM_rm32_r32(r1,7)
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nkeynes@359 | 183 | #define SBB_r32_r32(r1,r2) OP(0x1B); MODRM_rm32_r32(r1,r2)
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nkeynes@359 | 184 | #define SHL1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,4)
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nkeynes@368 | 185 | #define SHL_r32_CL(r1) OP(0xD3); MODRM_rm32_r32(r1,4)
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nkeynes@359 | 186 | #define SHL_imm8_r32(imm,r1) OP(0xC1); MODRM_rm32_r32(r1,4); OP(imm)
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nkeynes@359 | 187 | #define SHR1_r32(r1) OP(0xD1); MODRM_rm32_r32(r1,5)
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nkeynes@368 | 188 | #define SHR_r32_CL(r1) OP(0xD3); MODRM_rm32_r32(r1,5)
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nkeynes@359 | 189 | #define SHR_imm8_r32(imm,r1) OP(0xC1); MODRM_rm32_r32(r1,5); OP(imm)
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nkeynes@374 | 190 | #define STC() OP(0xF9)
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nkeynes@359 | 191 | #define SUB_r32_r32(r1,r2) OP(0x2B); MODRM_rm32_r32(r1,r2)
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nkeynes@374 | 192 | #define SUB_sh4r_r32(disp,r1) OP(0x2B); MODRM_r32_sh4r(r1, disp)
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nkeynes@539 | 193 | #define SUB_imm8s_r32(imm,r1) ADD_imm8s_r32(-(imm),r1)
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nkeynes@368 | 194 | #define TEST_r8_r8(r1,r2) OP(0x84); MODRM_r32_rm32(r1,r2)
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nkeynes@359 | 195 | #define TEST_r32_r32(r1,r2) OP(0x85); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 196 | #define TEST_imm8_r8(imm8,r1) OP(0xF6); MODRM_rm32_r32(r1,0); OP(imm8)
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nkeynes@359 | 197 | #define TEST_imm32_r32(imm,r1) OP(0xF7); MODRM_rm32_r32(r1,0); OP32(imm)
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nkeynes@368 | 198 | #define XCHG_r8_r8(r1,r2) OP(0x86); MODRM_rm32_r32(r1,r2)
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nkeynes@386 | 199 | #define XOR_r8_r8(r1,r2) OP(0x32); MODRM_rm32_r32(r1,r2)
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nkeynes@386 | 200 | #define XOR_imm8s_r32(imm,r1) OP(0x83); MODRM_rm32_r32(r1,6); OP(imm)
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nkeynes@359 | 201 | #define XOR_r32_r32(r1,r2) OP(0x33); MODRM_rm32_r32(r1,r2)
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nkeynes@374 | 202 | #define XOR_sh4r_r32(disp,r1) OP(0x33); MODRM_r32_sh4r(r1,disp)
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nkeynes@359 | 203 | #define XOR_imm32_r32(imm,r1) OP(0x81); MODRM_rm32_r32(r1,6); OP32(imm)
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nkeynes@359 | 204 |
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nkeynes@359 | 205 |
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nkeynes@374 | 206 | /* Floating point ops */
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nkeynes@374 | 207 | #define FABS_st0() OP(0xD9); OP(0xE1)
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nkeynes@374 | 208 | #define FADDP_st(st) OP(0xDE); OP(0xC0+st)
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nkeynes@374 | 209 | #define FCHS_st0() OP(0xD9); OP(0xE0)
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nkeynes@377 | 210 | #define FCOMIP_st(st) OP(0xDF); OP(0xF0+st)
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nkeynes@374 | 211 | #define FDIVP_st(st) OP(0xDE); OP(0xF8+st)
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nkeynes@388 | 212 | #define FILD_r32ind(r32) OP(0xDB); OP(0x00+r32)
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nkeynes@377 | 213 | #define FLD0_st0() OP(0xD9); OP(0xEE);
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nkeynes@377 | 214 | #define FLD1_st0() OP(0xD9); OP(0xE8);
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nkeynes@669 | 215 | #define FLDf_sh4r(disp) OP(0xD9); MODRM_r32_sh4r(0, disp)
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nkeynes@669 | 216 | #define FLDd_sh4r(disp) OP(0xDD); MODRM_r32_sh4r(0, disp)
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nkeynes@394 | 217 | #define FLDCW_r32ind(r32) OP(0xD9); OP(0x28+r32)
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nkeynes@374 | 218 | #define FMULP_st(st) OP(0xDE); OP(0xC8+st)
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nkeynes@394 | 219 | #define FNSTCW_r32ind(r32) OP(0xD9); OP(0x38+r32)
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nkeynes@377 | 220 | #define FPOP_st() OP(0xDD); OP(0xC0); OP(0xD9); OP(0xF7)
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nkeynes@669 | 221 | #define FSTPf_sh4r(disp) OP(0xD9); MODRM_r32_sh4r(3, disp)
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nkeynes@669 | 222 | #define FSTPd_sh4r(disp) OP(0xDD); MODRM_r32_sh4r(3, disp)
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nkeynes@388 | 223 | #define FSUBP_st(st) OP(0xDE); OP(0xE8+st)
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nkeynes@374 | 224 | #define FSQRT_st0() OP(0xD9); OP(0xFA)
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nkeynes@374 | 225 |
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nkeynes@669 | 226 | #define FILD_sh4r(disp) OP(0xDB); MODRM_r32_sh4r(0, disp)
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nkeynes@669 | 227 | #define FLDF_sh4r(disp) OP(0xD9); MODRM_r32_sh4r(0, disp)
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nkeynes@669 | 228 | #define FLDD_sh4r(disp) OP(0xDD); MODRM_r32_sh4r(0, disp)
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nkeynes@669 | 229 | #define FISTP_sh4r(disp) OP(0xDB); MODRM_r32_sh4r(3, disp)
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nkeynes@669 | 230 | #define FSTPF_sh4r(disp) OP(0xD9); MODRM_r32_sh4r(3,disp)
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nkeynes@669 | 231 | #define FSTPD_sh4r(disp) OP(0xDD); MODRM_r32_sh4r(3,disp)
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nkeynes@669 | 232 |
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nkeynes@359 | 233 | /* Conditional branches */
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nkeynes@669 | 234 | #define JE_rel8(label) OP(0x74); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 235 | #define JA_rel8(label) OP(0x77); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 236 | #define JAE_rel8(label) OP(0x73); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 237 | #define JG_rel8(label) OP(0x7F); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 238 | #define JGE_rel8(label) OP(0x7D); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 239 | #define JC_rel8(label) OP(0x72); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 240 | #define JO_rel8(label) OP(0x70); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 241 | #define JNE_rel8(label) OP(0x75); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 242 | #define JNA_rel8(label) OP(0x76); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 243 | #define JNAE_rel8(label) OP(0x72); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 244 | #define JNG_rel8(label) OP(0x7E); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 245 | #define JNGE_rel8(label) OP(0x7C); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 246 | #define JNC_rel8(label) OP(0x73); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 247 | #define JNO_rel8(label) OP(0x71); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 248 | #define JNS_rel8(label) OP(0x79); MARK_JMP8(label); OP(-1)
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nkeynes@669 | 249 | #define JS_rel8(label) OP(0x78); MARK_JMP8(label); OP(-1)
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nkeynes@386 | 250 |
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nkeynes@586 | 251 | /** JMP relative 8 or 32 depending on size of rel. rel offset
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nkeynes@586 | 252 | * from the start of the instruction (not end)
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nkeynes@586 | 253 | */
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nkeynes@586 | 254 | #define JMP_rel(rel) if((rel)<-126||(rel)>129) { OP(0xE9); OP32((rel)-5); } else { OP(0xEB); OP((rel)-2); }
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nkeynes@359 | 255 |
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nkeynes@586 | 256 | /* 32-bit long forms w/ backpatching to an exception routine */
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nkeynes@586 | 257 | #define JMP_exc(exc) OP(0xE9); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 258 | #define JE_exc(exc) OP(0x0F); OP(0x84); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 259 | #define JA_exc(exc) OP(0x0F); OP(0x87); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 260 | #define JAE_exc(exc) OP(0x0F); OP(0x83); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 261 | #define JG_exc(exc) OP(0x0F); OP(0x8F); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 262 | #define JGE_exc(exc) OP(0x0F); OP(0x8D); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 263 | #define JC_exc(exc) OP(0x0F); OP(0x82); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 264 | #define JO_exc(exc) OP(0x0F); OP(0x80); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 265 | #define JNE_exc(exc) OP(0x0F); OP(0x85); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 266 | #define JNA_exc(exc) OP(0x0F); OP(0x86); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 267 | #define JNAE_exc(exc) OP(0x0F);OP(0x82); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 268 | #define JNG_exc(exc) OP(0x0F); OP(0x8E); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 269 | #define JNGE_exc(exc) OP(0x0F);OP(0x8C); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 270 | #define JNC_exc(exc) OP(0x0F); OP(0x83); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@586 | 271 | #define JNO_exc(exc) OP(0x0F); OP(0x81); sh4_x86_add_backpatch(xlat_output, pc, exc); OP32(0)
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nkeynes@368 | 272 |
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nkeynes@368 | 273 |
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nkeynes@368 | 274 | /* Conditional moves ebp-rel */
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nkeynes@368 | 275 | #define CMOVE_r32_r32(r1,r2) OP(0x0F); OP(0x44); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 276 | #define CMOVA_r32_r32(r1,r2) OP(0x0F); OP(0x47); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 277 | #define CMOVAE_r32_r32(r1,r2) OP(0x0F); OP(0x43); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 278 | #define CMOVG_r32_r32(r1,r2) OP(0x0F); OP(0x4F); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 279 | #define CMOVGE_r32_r32(r1,r2) OP(0x0F); OP(0x4D); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 280 | #define CMOVC_r32_r32(r1,r2) OP(0x0F); OP(0x42); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 281 | #define CMOVO_r32_r32(r1,r2) OP(0x0F); OP(0x40); MODRM_rm32_r32(r1,r2)
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nkeynes@368 | 282 |
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nkeynes@368 | 283 |
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nkeynes@359 | 284 | /* Conditional setcc - writeback to sh4r.t */
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nkeynes@374 | 285 | #define SETE_sh4r(disp) OP(0x0F); OP(0x94); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 286 | #define SETA_sh4r(disp) OP(0x0F); OP(0x97); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 287 | #define SETAE_sh4r(disp) OP(0x0F); OP(0x93); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 288 | #define SETG_sh4r(disp) OP(0x0F); OP(0x9F); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 289 | #define SETGE_sh4r(disp) OP(0x0F); OP(0x9D); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 290 | #define SETC_sh4r(disp) OP(0x0F); OP(0x92); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 291 | #define SETO_sh4r(disp) OP(0x0F); OP(0x90); MODRM_r32_sh4r(0, disp);
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nkeynes@359 | 292 |
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nkeynes@374 | 293 | #define SETNE_sh4r(disp) OP(0x0F); OP(0x95); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 294 | #define SETNA_sh4r(disp) OP(0x0F); OP(0x96); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 295 | #define SETNAE_sh4r(disp) OP(0x0F); OP(0x92); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 296 | #define SETNG_sh4r(disp) OP(0x0F); OP(0x9E); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 297 | #define SETNGE_sh4r(disp) OP(0x0F); OP(0x9C); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 298 | #define SETNC_sh4r(disp) OP(0x0F); OP(0x93); MODRM_r32_sh4r(0, disp);
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nkeynes@374 | 299 | #define SETNO_sh4r(disp) OP(0x0F); OP(0x91); MODRM_r32_sh4r(0, disp);
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nkeynes@368 | 300 |
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nkeynes@374 | 301 | #define SETE_t() SETE_sh4r(R_T)
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nkeynes@374 | 302 | #define SETA_t() SETA_sh4r(R_T)
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nkeynes@374 | 303 | #define SETAE_t() SETAE_sh4r(R_T)
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nkeynes@374 | 304 | #define SETG_t() SETG_sh4r(R_T)
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nkeynes@374 | 305 | #define SETGE_t() SETGE_sh4r(R_T)
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nkeynes@374 | 306 | #define SETC_t() SETC_sh4r(R_T)
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nkeynes@374 | 307 | #define SETO_t() SETO_sh4r(R_T)
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nkeynes@386 | 308 | #define SETNE_t() SETNE_sh4r(R_T)
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nkeynes@374 | 309 |
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nkeynes@386 | 310 | #define SETC_r8(r1) OP(0x0F); OP(0x92); MODRM_rm32_r32(r1, 0)
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nkeynes@359 | 311 |
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nkeynes@359 | 312 | /* Pseudo-op Load carry from T: CMP [EBP+t], #01 ; CMC */
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nkeynes@374 | 313 | #define LDC_t() OP(0x83); MODRM_r32_sh4r(7,R_T); OP(0x01); CMC()
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nkeynes@359 | 314 |
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nkeynes@903 | 315 | /* SSE instructions */
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nkeynes@903 | 316 | #define ADDPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x58); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 317 | #define HADDPS_xmm_xmm(xmm1,xmm2) OP(0xF2); OP(0x0F); OP(0x7C); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 318 | #define MOVHLPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x12); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 319 | #define MOVLHPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x16); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 320 | #define MOVSHDUP_sh4r_xmm(disp,xmm) OP(0xF3); OP(0x0F); OP(0x16); MODRM_r32_sh4r(xmm,disp)
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nkeynes@903 | 321 | #define MOVSLDUP_sh4r_xmm(disp,xmm) OP(0xF3); OP(0x0F); OP(0x12); MODRM_r32_sh4r(xmm,disp)
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nkeynes@903 | 322 | #define MOVAPS_sh4r_xmm(disp, xmm) OP(0x0F); OP(0x28); MODRM_r32_sh4r(xmm,disp)
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nkeynes@903 | 323 | #define MOVAPS_xmm_sh4r(xmm,disp) OP(0x0F); OP(0x29); MODRM_r32_sh4r(xmm,disp)
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nkeynes@903 | 324 | #define MOVAPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x28); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 325 | #define MOVSS_xmm_sh4r(xmm,disp) OP(0xF3); OP(0x0F); OP(0x11); MODRM_r32_sh4r(xmm,disp)
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nkeynes@903 | 326 | #define MULPS_sh4r_xmm(disp, xmm) OP(0x0F); OP(0x59); MODRM_r32_sh4r(xmm,disp)
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nkeynes@903 | 327 | #define MULPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x59); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 328 | #define SHUFPS_sh4r_xmm(disp,xmm,imm8) OP(0x0F); OP(0xC6); MODRM_r32_sh4r(xmm, disp); OP(imm8)
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nkeynes@903 | 329 | #define SHUFPS_xmm_xmm(xmm1,xmm2,imm8) OP(0x0F); OP(0xC6); MODRM_rm32_r32(xmm1,xmm2); OP(imm8)
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nkeynes@903 | 330 | #define UNPCKHPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x15); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 331 | #define UNPCKLPS_xmm_xmm(xmm1,xmm2) OP(0x0F); OP(0x14); MODRM_rm32_r32(xmm1,xmm2)
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nkeynes@903 | 332 |
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nkeynes@736 | 333 | #ifdef __cplusplus
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nkeynes@736 | 334 | }
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nkeynes@736 | 335 | #endif
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nkeynes@736 | 336 |
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nkeynes@736 | 337 | #endif /* !lxdream_x86op_H */
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