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 | /* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _FASTTRAP_ISA_H #define _FASTTRAP_ISA_H #pragma ident "%Z%%M% %I% %E% SMI" #include <sys/types.h> #ifdef __cplusplus extern "C" { #endif #define FASTTRAP_MAX_INSTR_SIZE 15 #define FASTTRAP_INSTR 0xcc #define FASTTRAP_SUNWDTRACE_SIZE 64 typedef uint8_t fasttrap_instr_t; typedef struct fasttrap_machtp { uint8_t ftmt_instr[FASTTRAP_MAX_INSTR_SIZE]; /* orig. instr. */ uint8_t ftmt_size; /* instruction size */ #ifdef __amd64 uint8_t ftmt_ripmode; /* %rip-relative handling mode */ uint8_t ftmt_modrm; /* saved modrm byte */ #endif uint8_t ftmt_type; /* emulation type */ uint8_t ftmt_code; /* branch condition */ uint8_t ftmt_base; /* branch base */ uint8_t ftmt_index; /* branch index */ uint8_t ftmt_scale; /* branch scale */ uint8_t ftmt_segment; /* segment for memory accesses */ uintptr_t ftmt_dest; /* destination of control flow */ } fasttrap_machtp_t; #define ftt_instr ftt_mtp.ftmt_instr #ifdef __amd64 #define ftt_ripmode ftt_mtp.ftmt_ripmode #define ftt_modrm ftt_mtp.ftmt_modrm #endif #define ftt_size ftt_mtp.ftmt_size #define ftt_type ftt_mtp.ftmt_type #define ftt_code ftt_mtp.ftmt_code #define ftt_base ftt_mtp.ftmt_base #define ftt_index ftt_mtp.ftmt_index #define ftt_scale ftt_mtp.ftmt_scale #define ftt_segment ftt_mtp.ftmt_segment #define ftt_dest ftt_mtp.ftmt_dest #define FASTTRAP_T_COMMON 0x00 /* common case -- no emulation */ #define FASTTRAP_T_JCC 0x01 /* near and far conditional jumps */ #define FASTTRAP_T_LOOP 0x02 /* loop instructions */ #define FASTTRAP_T_JCXZ 0x03 /* jump if %ecx/%rcx is zero */ #define FASTTRAP_T_JMP 0x04 /* relative jump */ #define FASTTRAP_T_CALL 0x05 /* near call (and link) */ #define FASTTRAP_T_RET 0x06 /* ret */ #define FASTTRAP_T_RET16 0x07 /* ret <imm16> */ /* * For performance rather than correctness. */ #define FASTTRAP_T_PUSHL_EBP 0x10 /* pushl %ebp (for function entry) */ #define FASTTRAP_T_NOP 0x11 /* nop */ #define FASTTRAP_RIP_1 0x1 #define FASTTRAP_RIP_2 0x2 #define FASTTRAP_RIP_X 0x4 /* * Segment values. */ #define FASTTRAP_SEG_NONE 0 #define FASTTRAP_SEG_CS 1 #define FASTTRAP_SEG_DS 2 #define FASTTRAP_SEG_ES 3 #define FASTTRAP_SEG_FS 4 #define FASTTRAP_SEG_GS 5 #define FASTTRAP_SEG_SS 6 #define FASTTRAP_AFRAMES 3 #define FASTTRAP_RETURN_AFRAMES 4 #define FASTTRAP_ENTRY_AFRAMES 3 #define FASTTRAP_OFFSET_AFRAMES 3 #ifdef __cplusplus } #endif #endif /* _FASTTRAP_ISA_H */ |