| 1 | /*␊ |
| 2 | * CDDL HEADER START␊ |
| 3 | *␊ |
| 4 | * The contents of this file are subject to the terms of the␊ |
| 5 | * Common Development and Distribution License (the "License").␊ |
| 6 | * You may not use this file except in compliance with the License.␊ |
| 7 | *␊ |
| 8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE␊ |
| 9 | * or http://www.opensolaris.org/os/licensing.␊ |
| 10 | * See the License for the specific language governing permissions␊ |
| 11 | * and limitations under the License.␊ |
| 12 | *␊ |
| 13 | * When distributing Covered Code, include this CDDL HEADER in each␊ |
| 14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE.␊ |
| 15 | * If applicable, add the following below this CDDL HEADER, with the␊ |
| 16 | * fields enclosed by brackets "[]" replaced with your own identifying␊ |
| 17 | * information: Portions Copyright [yyyy] [name of copyright owner]␊ |
| 18 | *␊ |
| 19 | * CDDL HEADER END␊ |
| 20 | */␊ |
| 21 | /*␊ |
| 22 | * Copyright 2006 Sun Microsystems, Inc. All rights reserved.␊ |
| 23 | * Use is subject to license terms.␊ |
| 24 | */␊ |
| 25 | ␊ |
| 26 | #ifndef␉_FASTTRAP_ISA_H␊ |
| 27 | #define␉_FASTTRAP_ISA_H␊ |
| 28 | ␊ |
| 29 | /*␊ |
| 30 | * #pragma ident␉"@(#)fasttrap_isa.h␉1.6␉06/09/19 SMI"␊ |
| 31 | */␊ |
| 32 | ␊ |
| 33 | #include <sys/types.h>␊ |
| 34 | #include <stdint.h>␊ |
| 35 | ␊ |
| 36 | #ifdef␉__cplusplus␊ |
| 37 | extern "C" {␊ |
| 38 | #endif␊ |
| 39 | ␊ |
| 40 | #define␉FASTTRAP_MAX_INSTR_SIZE␉␉15␊ |
| 41 | ␊ |
| 42 | #define␉FASTTRAP_INSTR␉␉␉0xcc␊ |
| 43 | ␊ |
| 44 | #define␉FASTTRAP_SUNWDTRACE_SIZE␉64␊ |
| 45 | ␊ |
| 46 | typedef␉uint8_t␉␉fasttrap_instr_t;␊ |
| 47 | ␊ |
| 48 | typedef struct fasttrap_machtp {␊ |
| 49 | ␉uint8_t␉␉ftmt_instr[FASTTRAP_MAX_INSTR_SIZE]; /* orig. instr. */␊ |
| 50 | ␉uint8_t␉␉ftmt_size;␉/* instruction size */␊ |
| 51 | #if __sol64 || defined(__APPLE__)␊ |
| 52 | ␉uint8_t␉␉ftmt_ripmode;␉/* %rip-relative handling mode */␊ |
| 53 | ␉uint8_t␉␉ftmt_modrm;␉/* saved modrm byte */␊ |
| 54 | #endif␊ |
| 55 | ␉uint8_t␉␉ftmt_type;␉/* emulation type */␊ |
| 56 | ␉uint8_t␉␉ftmt_code;␉/* branch condition */␊ |
| 57 | ␉uint8_t␉␉ftmt_base;␉/* branch base */␊ |
| 58 | ␉uint8_t␉␉ftmt_index;␉/* branch index */␊ |
| 59 | ␉uint8_t␉␉ftmt_scale;␉/* branch scale */␊ |
| 60 | ␉uint8_t␉␉ftmt_segment;␉/* segment for memory accesses */␊ |
| 61 | ␉user_addr_t␉ftmt_dest;␉/* destination of control flow */␊ |
| 62 | } fasttrap_machtp_t;␊ |
| 63 | ␊ |
| 64 | #define␉ftt_instr␉ftt_mtp.ftmt_instr␊ |
| 65 | #if __sol64 || defined(__APPLE__)␊ |
| 66 | #define␉ftt_ripmode␉ftt_mtp.ftmt_ripmode␊ |
| 67 | #define␉ftt_modrm␉ftt_mtp.ftmt_modrm␊ |
| 68 | #endif␊ |
| 69 | #define␉ftt_size␉ftt_mtp.ftmt_size␊ |
| 70 | #define␉ftt_type␉ftt_mtp.ftmt_type␊ |
| 71 | #define␉ftt_code␉ftt_mtp.ftmt_code␊ |
| 72 | #define␉ftt_base␉ftt_mtp.ftmt_base␊ |
| 73 | #define␉ftt_index␉ftt_mtp.ftmt_index␊ |
| 74 | #define␉ftt_scale␉ftt_mtp.ftmt_scale␊ |
| 75 | #define␉ftt_segment␉ftt_mtp.ftmt_segment␊ |
| 76 | #define␉ftt_dest␉ftt_mtp.ftmt_dest␊ |
| 77 | ␊ |
| 78 | #define␉FASTTRAP_T_COMMON␉0x00␉/* common case -- no emulation */␊ |
| 79 | #define␉FASTTRAP_T_JCC␉␉0x01␉/* near and far conditional jumps */␊ |
| 80 | #define␉FASTTRAP_T_LOOP␉␉0x02␉/* loop instructions */␊ |
| 81 | #define␉FASTTRAP_T_JCXZ␉␉0x03␉/* jump if %ecx/%rcx is zero */␊ |
| 82 | #define␉FASTTRAP_T_JMP␉␉0x04␉/* relative jump */␊ |
| 83 | #define␉FASTTRAP_T_CALL␉␉0x05␉/* near call (and link) */␊ |
| 84 | #define␉FASTTRAP_T_RET␉␉0x06␉/* ret */␊ |
| 85 | #define␉FASTTRAP_T_RET16␉0x07␉/* ret <imm16> */␊ |
| 86 | ␊ |
| 87 | /*␊ |
| 88 | * For performance rather than correctness.␊ |
| 89 | */␊ |
| 90 | #define␉FASTTRAP_T_PUSHL_EBP␉0x10␉/* pushl %ebp (for function entry) */␊ |
| 91 | #define␉FASTTRAP_T_NOP␉␉0x11␉/* nop */␊ |
| 92 | ␊ |
| 93 | #define␉FASTTRAP_RIP_1␉␉0x1␊ |
| 94 | #define␉FASTTRAP_RIP_2␉␉0x2␊ |
| 95 | #define␉FASTTRAP_RIP_X␉␉0x4␊ |
| 96 | ␊ |
| 97 | /*␊ |
| 98 | * Segment values.␊ |
| 99 | */␊ |
| 100 | #define␉FASTTRAP_SEG_NONE␉␉0␊ |
| 101 | #define␉FASTTRAP_SEG_CS␉␉␉1␊ |
| 102 | #define␉FASTTRAP_SEG_DS␉␉␉2␊ |
| 103 | #define␉FASTTRAP_SEG_ES␉␉␉3␊ |
| 104 | #define␉FASTTRAP_SEG_FS␉␉␉4␊ |
| 105 | #define␉FASTTRAP_SEG_GS␉␉␉5␊ |
| 106 | #define␉FASTTRAP_SEG_SS␉␉␉6␊ |
| 107 | ␊ |
| 108 | #define␉FASTTRAP_RETURN_AFRAMES␉␉6␉␊ |
| 109 | #define␉FASTTRAP_ENTRY_AFRAMES␉␉5␊ |
| 110 | #define␉FASTTRAP_OFFSET_AFRAMES␉␉5␊ |
| 111 | ␊ |
| 112 | #ifdef␉__cplusplus␊ |
| 113 | }␊ |
| 114 | #endif␊ |
| 115 | ␊ |
| 116 | #endif␉/* _FASTTRAP_ISA_H */␊ |
| 117 | |
