mirror of
https://github.com/darlinghq/darling-xnu.git
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235 lines
9.5 KiB
C
235 lines
9.5 KiB
C
/*
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* Copyright (c) 2007 Apple Inc. All rights reserved.
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*/
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _FASTTRAP_ISA_H
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#define _FASTTRAP_ISA_H
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#include <sys/types.h>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef union {
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uint32_t instr32;
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struct {
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uint16_t instr1;
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uint16_t instr2;
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} instr16;
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} fasttrap_instr_t;
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typedef struct fasttrap_machtp {
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fasttrap_instr_t ftmt_instr; /* original instruction */
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uint8_t ftmt_fntype; /* One of the FASTTRAP_FN* constants defined below */
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/* Once the tracepoint is initialized, fntype will be FN_DONE_INIT and thumb will be 0 for ARM, 1 for Thumb */
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uint8_t ftmt_thumb;
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uint8_t ftmt_type;
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uint8_t ftmt_installed:1;
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uint8_t ftmt_retired:1;
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} fasttrap_machtp_t;
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#define ftt_instr ftt_mtp.ftmt_instr.instr32
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#define ftt_instr1 ftt_mtp.ftmt_instr.instr16.instr1
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#define ftt_instr2 ftt_mtp.ftmt_instr.instr16.instr2
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#define ftt_fntype ftt_mtp.ftmt_fntype
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#define ftt_thumb ftt_mtp.ftmt_thumb
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#define ftt_type ftt_mtp.ftmt_type
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#define ftt_installed ftt_mtp.ftmt_installed
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#define ftt_retired ftt_mtp.ftmt_retired
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#define FASTTRAP_T_INV 1
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#define FASTTRAP_T_COMMON 2
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#define FASTTRAP_T_BLX 3
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#define FASTTRAP_T_B_COND 4
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#define FASTTRAP_T_B_UNCOND 5
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#define FASTTRAP_T_BX_REG 6
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#define FASTTRAP_T_PUSH_LR 7
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#define FASTTRAP_T_POP_PC 8
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#define FASTTRAP_T_STM_LR 9
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#define FASTTRAP_T_LDM_PC 10
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#define FASTTRAP_T_CPY_PC 11
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#define FASTTRAP_T_MOV_PC_REG 12
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#define FASTTRAP_T_LDR_PC_IMMED 13
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#define FASTTRAP_T_VLDR_PC_IMMED 14
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#define FASTTRAP_T_CB_N_Z 15
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#if defined(__arm64__)
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#define FASTTRAP_T_ARM64_STANDARD_FUNCTION_ENTRY 16 /* stp fp, lr, [sp, #-16]! */
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#define FASTTRAP_T_ARM64_LDR_S_PC_REL 17
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#define FASTTRAP_T_ARM64_LDR_W_PC_REL 18
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#define FASTTRAP_T_ARM64_LDR_D_PC_REL 19
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#define FASTTRAP_T_ARM64_LDR_X_PC_REL 20
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#define FASTTRAP_T_ARM64_LDR_Q_PC_REL 21
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#define FASTTRAP_T_ARM64_LDRSW_PC_REL 22
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#define FASTTRAP_T_ARM64_B_COND 23
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#define FASTTRAP_T_ARM64_CBNZ_W 24
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#define FASTTRAP_T_ARM64_CBNZ_X 25
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#define FASTTRAP_T_ARM64_CBZ_W 26
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#define FASTTRAP_T_ARM64_CBZ_X 27
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#define FASTTRAP_T_ARM64_TBNZ 28
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#define FASTTRAP_T_ARM64_TBZ 29
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#define FASTTRAP_T_ARM64_B 30
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#define FASTTRAP_T_ARM64_BL 31
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#define FASTTRAP_T_ARM64_BLR 32
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#define FASTTRAP_T_ARM64_BR 33
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#define FASTTRAP_T_ARM64_RET 34
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#define FASTTRAP_T_ARM64_ADRP 35
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#define FASTTRAP_T_ARM64_ADR 36
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#define FASTTRAP_T_ARM64_PRFM 37
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#define FASTTRAP_T_ARM64_EXCLUSIVE_MEM 38
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#define FASTTRAP_T_ARM64_RETAB 39
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#endif
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#if defined (__arm__)
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#define FASTTRAP_ARM_INSTR 0xe7ffdefc
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#define FASTTRAP_THUMB_INSTR 0xdefc
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#define FASTTRAP_ARM_RET_INSTR 0xe7ffdefb
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#define FASTTRAP_THUMB_RET_INSTR 0xdefb
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#elif defined (__arm64__)
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#define FASTTRAP_ARM32_INSTR 0xe7ffdefc
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#define FASTTRAP_THUMB32_INSTR 0xdefc
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#define FASTTRAP_ARM64_INSTR 0xe7eeee7e
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#define FASTTRAP_ARM32_RET_INSTR 0xe7ffdefb
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#define FASTTRAP_THUMB32_RET_INSTR 0xdefb
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#define FASTTRAP_ARM64_RET_INSTR 0xe7eeee7d
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#endif
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#define FASTTRAP_FN_DONE_INIT 255
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#define FASTTRAP_FN_UNKNOWN 0
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#define FASTTRAP_FN_ARM 1
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#define FASTTRAP_FN_THUMB 2
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#define FASTTRAP_FN_USDT 3
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#define FASTTRAP_FN_ARM64 4
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#define FASTTRAP_FN_ARM64_32 5
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#define ARM_RM(x) ((x) & 0xF)
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#define ARM_RS(x) (((x) >> 8) & 0xF)
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#define ARM_RD(x) (((x) >> 12) & 0xF)
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#define ARM_RN(x) (((x) >> 16) & 0xF)
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#define ARM_CONDCODE(x) ((x) >> 28)
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#define THUMB16_HRM(x) (((x) >> 3) & 0xF)
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#define THUMB16_HRD(x) (((x) & 0x7) | ((((x) >> 4) & 0x8)))
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#define THUMB32_RM(x, y) ((y) & 0xF)
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#define THUMB32_RD(x, y) (((y) >> 8) & 0xF)
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#define THUMB32_RT(x, y) (((y) >> 12) & 0xF)
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#define THUMB32_RN(x, y) ((x) & 0xF)
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#define REG_SP 13
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#define REG_LR 14
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#define REG_PC 15
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#define FASTTRAP_RETURN_AFRAMES 6
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#define FASTTRAP_ENTRY_AFRAMES 5
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#define FASTTRAP_OFFSET_AFRAMES 5
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#if defined(__arm64__)
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#define FASTTRAP_ARM64_OP_VALUE_FUNC_ENTRY 0xa9bf7bfd /* stp fp, lr, [sp, #-16]! */
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#define FASTTRAP_ARM64_OP_MASK_LDR_S_PC_REL 0xff000000 /* Bits to check for ldr St, label */
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#define FASTTRAP_ARM64_OP_VALUE_LDR_S_PC_REL 0x1c000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_LDR_W_PC_REL 0xff000000 /* Bits to check for ldr Wt, label */
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#define FASTTRAP_ARM64_OP_VALUE_LDR_W_PC_REL 0x18000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_LDR_D_PC_REL 0xff000000 /* Bits to check for ldr Dt, label */
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#define FASTTRAP_ARM64_OP_VALUE_LDR_D_PC_REL 0x5c000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_LDR_X_PC_REL 0xff000000 /* Bits to check for ldr Xt, label */
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#define FASTTRAP_ARM64_OP_VALUE_LDR_X_PC_REL 0x58000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_LDR_Q_PC_REL 0xff000000 /* Bits to check for ldr Qt, label */
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#define FASTTRAP_ARM64_OP_VALUE_LDR_Q_PC_REL 0x9c000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_LRDSW_PC_REL 0xff000000 /* Bits to check for ldrsw <reg>, label */
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#define FASTTRAP_ARM64_OP_VALUE_LRDSW_PC_REL 0x98000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_B_COND_PC_REL 0xff000010 /* Bits to check for b.cond label */
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#define FASTTRAP_ARM64_OP_VALUE_B_COND_PC_REL 0x54000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_CBNZ_W_PC_REL 0xff000000 /* Bits to check for cbnz Wt, _label */
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#define FASTTRAP_ARM64_OP_VALUE_CBNZ_W_PC_REL 0x35000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_CBNZ_X_PC_REL 0xff000000 /* Bits to check for cbnz Xt, _label */
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#define FASTTRAP_ARM64_OP_VALUE_CBNZ_X_PC_REL 0xb5000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_CBZ_W_PC_REL 0xff000000 /* Bits to check for cbz Wt, _label */
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#define FASTTRAP_ARM64_OP_VALUE_CBZ_W_PC_REL 0x34000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_CBZ_X_PC_REL 0xff000000 /* Bits to check for cbz Xt, _label */
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#define FASTTRAP_ARM64_OP_VALUE_CBZ_X_PC_REL 0xb4000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_TBNZ_PC_REL 0x7f000000 /* Bits to check for tbnz Xt, _label */
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#define FASTTRAP_ARM64_OP_VALUE_TBNZ_PC_REL 0x37000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_TBZ_PC_REL 0x7f000000 /* Bits to check for tbz Xt, _label */
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#define FASTTRAP_ARM64_OP_VALUE_TBZ_PC_REL 0x36000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_B_PC_REL 0xfc000000 /* Bits to check for b _label */
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#define FASTTRAP_ARM64_OP_VALUE_B_PC_REL 0x14000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_BL_PC_REL 0xfc000000 /* Bits to check for bl _label */
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#define FASTTRAP_ARM64_OP_VALUE_BL_PC_REL 0x94000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_BLR 0xfffffe1f /* Bits to check for blr Xt */
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#define FASTTRAP_ARM64_OP_VALUE_BLR 0xd63f0000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_BR 0xfffffe1f /* Bits to check for br Xt */
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#define FASTTRAP_ARM64_OP_VALUE_BR 0xd61f0000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_RET 0xfffffc1f /* Bits to check for ret Rt */
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#define FASTTRAP_ARM64_OP_VALUE_RET 0xd65f0000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_ADRP 0x9f000000 /* Bits to check for adrp Xt, label*/
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#define FASTTRAP_ARM64_OP_VALUE_ADRP 0x90000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_ADR 0x9f000000 /* Bits to check for adr Xt, label*/
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#define FASTTRAP_ARM64_OP_VALUE_ADR 0x10000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_PRFM 0xff000000 /* Bits to check for adr Xt, label*/
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#define FASTTRAP_ARM64_OP_VALUE_PRFM 0xd8000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_EXCL_MEM 0x3f000000 /* Bits to check for exclusive memory operation */
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#define FASTTRAP_ARM64_OP_VALUE_EXCL_MEM 0x08000000 /* Value to find */
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#define FASTTRAP_ARM64_OP_MASK_RETAB 0xfffffc1f /* Bits to check for retab Rt */
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#define FASTTRAP_ARM64_OP_VALUE_RETAB 0xd65f0c1f /* Value to find */
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#endif /* defined(__arm64__) */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _FASTTRAP_ISA_H */
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