/* * Copyright (c) 2007 Apple Inc. All rights reserved. */ /* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (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 2004 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _ARM_FASTTRAP_ISA_H #define _ARM_FASTTRAP_ISA_H #define _FASTTRAP_ISA_H #if defined (__arm__) || defined (__arm64__) #include #include #ifdef __cplusplus extern "C" { #endif typedef union { uint32_t instr32; struct { uint16_t instr1; uint16_t instr2; } instr16; } fasttrap_instr_t; typedef struct fasttrap_machtp { fasttrap_instr_t ftmt_instr; /* original instruction */ uint8_t ftmt_fntype; /* One of the FASTTRAP_FN* constants defined below */ /* Once the tracepoint is initialized, fntype will be FN_DONE_INIT and thumb will be 0 for ARM, 1 for Thumb */ uint8_t ftmt_thumb; uint8_t ftmt_type; uint8_t ftmt_installed:1; uint8_t ftmt_retired:1; } fasttrap_machtp_t; #define ftt_instr ftt_mtp.ftmt_instr.instr32 #define ftt_instr1 ftt_mtp.ftmt_instr.instr16.instr1 #define ftt_instr2 ftt_mtp.ftmt_instr.instr16.instr2 #define ftt_fntype ftt_mtp.ftmt_fntype #define ftt_thumb ftt_mtp.ftmt_thumb #define ftt_type ftt_mtp.ftmt_type #define ftt_installed ftt_mtp.ftmt_installed #define ftt_retired ftt_mtp.ftmt_retired #define FASTTRAP_T_INV 1 #define FASTTRAP_T_COMMON 2 #define FASTTRAP_T_BLX 3 #define FASTTRAP_T_B_COND 4 #define FASTTRAP_T_B_UNCOND 5 #define FASTTRAP_T_BX_REG 6 #define FASTTRAP_T_PUSH_LR 7 #define FASTTRAP_T_POP_PC 8 #define FASTTRAP_T_STM_LR 9 #define FASTTRAP_T_LDM_PC 10 #define FASTTRAP_T_CPY_PC 11 #define FASTTRAP_T_MOV_PC_REG 12 #define FASTTRAP_T_LDR_PC_IMMED 13 #define FASTTRAP_T_VLDR_PC_IMMED 14 #define FASTTRAP_T_CB_N_Z 15 #if defined(__arm64__) #define FASTTRAP_T_ARM64_STANDARD_FUNCTION_ENTRY 16 /* stp fp, lr, [sp, #-16]! */ #define FASTTRAP_T_ARM64_LDR_S_PC_REL 17 #define FASTTRAP_T_ARM64_LDR_W_PC_REL 18 #define FASTTRAP_T_ARM64_LDR_D_PC_REL 19 #define FASTTRAP_T_ARM64_LDR_X_PC_REL 20 #define FASTTRAP_T_ARM64_LDR_Q_PC_REL 21 #define FASTTRAP_T_ARM64_LDRSW_PC_REL 22 #define FASTTRAP_T_ARM64_B_COND 23 #define FASTTRAP_T_ARM64_CBNZ_W 24 #define FASTTRAP_T_ARM64_CBNZ_X 25 #define FASTTRAP_T_ARM64_CBZ_W 26 #define FASTTRAP_T_ARM64_CBZ_X 27 #define FASTTRAP_T_ARM64_TBNZ 28 #define FASTTRAP_T_ARM64_TBZ 29 #define FASTTRAP_T_ARM64_B 30 #define FASTTRAP_T_ARM64_BL 31 #define FASTTRAP_T_ARM64_BLR 32 #define FASTTRAP_T_ARM64_BR 33 #define FASTTRAP_T_ARM64_RET 34 #define FASTTRAP_T_ARM64_ADRP 35 #define FASTTRAP_T_ARM64_ADR 36 #define FASTTRAP_T_ARM64_PRFM 37 #define FASTTRAP_T_ARM64_EXCLUSIVE_MEM 38 #define FASTTRAP_T_ARM64_RETAB 39 #endif #if defined (__arm__) #define FASTTRAP_ARM_INSTR 0xe7ffdefc #define FASTTRAP_THUMB_INSTR 0xdefc #define FASTTRAP_ARM_RET_INSTR 0xe7ffdefb #define FASTTRAP_THUMB_RET_INSTR 0xdefb #elif defined (__arm64__) #define FASTTRAP_ARM32_INSTR 0xe7ffdefc #define FASTTRAP_THUMB32_INSTR 0xdefc #define FASTTRAP_ARM64_INSTR 0xe7eeee7e #define FASTTRAP_ARM32_RET_INSTR 0xe7ffdefb #define FASTTRAP_THUMB32_RET_INSTR 0xdefb #define FASTTRAP_ARM64_RET_INSTR 0xe7eeee7d #endif #define FASTTRAP_FN_DONE_INIT 255 #define FASTTRAP_FN_UNKNOWN 0 #define FASTTRAP_FN_ARM 1 #define FASTTRAP_FN_THUMB 2 #define FASTTRAP_FN_USDT 3 #define FASTTRAP_FN_ARM64 4 #define FASTTRAP_FN_ARM64_32 5 #define ARM_RM(x) ((x) & 0xF) #define ARM_RS(x) (((x) >> 8) & 0xF) #define ARM_RD(x) (((x) >> 12) & 0xF) #define ARM_RN(x) (((x) >> 16) & 0xF) #define ARM_CONDCODE(x) ((x) >> 28) #define THUMB16_HRM(x) (((x) >> 3) & 0xF) #define THUMB16_HRD(x) (((x) & 0x7) | ((((x) >> 4) & 0x8))) #define THUMB32_RM(x, y) ((y) & 0xF) #define THUMB32_RD(x, y) (((y) >> 8) & 0xF) #define THUMB32_RT(x, y) (((y) >> 12) & 0xF) #define THUMB32_RN(x, y) ((x) & 0xF) #define REG_SP 13 #define REG_LR 14 #define REG_PC 15 #define FASTTRAP_RETURN_AFRAMES 6 #define FASTTRAP_ENTRY_AFRAMES 5 #define FASTTRAP_OFFSET_AFRAMES 5 #if defined(__arm64__) #define FASTTRAP_ARM64_OP_VALUE_FUNC_ENTRY 0xa9bf7bfd /* stp fp, lr, [sp, #-16]! */ #define FASTTRAP_ARM64_OP_MASK_LDR_S_PC_REL 0xff000000 /* Bits to check for ldr St, label */ #define FASTTRAP_ARM64_OP_VALUE_LDR_S_PC_REL 0x1c000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_LDR_W_PC_REL 0xff000000 /* Bits to check for ldr Wt, label */ #define FASTTRAP_ARM64_OP_VALUE_LDR_W_PC_REL 0x18000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_LDR_D_PC_REL 0xff000000 /* Bits to check for ldr Dt, label */ #define FASTTRAP_ARM64_OP_VALUE_LDR_D_PC_REL 0x5c000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_LDR_X_PC_REL 0xff000000 /* Bits to check for ldr Xt, label */ #define FASTTRAP_ARM64_OP_VALUE_LDR_X_PC_REL 0x58000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_LDR_Q_PC_REL 0xff000000 /* Bits to check for ldr Qt, label */ #define FASTTRAP_ARM64_OP_VALUE_LDR_Q_PC_REL 0x9c000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_LRDSW_PC_REL 0xff000000 /* Bits to check for ldrsw , label */ #define FASTTRAP_ARM64_OP_VALUE_LRDSW_PC_REL 0x98000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_B_COND_PC_REL 0xff000010 /* Bits to check for b.cond label */ #define FASTTRAP_ARM64_OP_VALUE_B_COND_PC_REL 0x54000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_CBNZ_W_PC_REL 0xff000000 /* Bits to check for cbnz Wt, _label */ #define FASTTRAP_ARM64_OP_VALUE_CBNZ_W_PC_REL 0x35000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_CBNZ_X_PC_REL 0xff000000 /* Bits to check for cbnz Xt, _label */ #define FASTTRAP_ARM64_OP_VALUE_CBNZ_X_PC_REL 0xb5000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_CBZ_W_PC_REL 0xff000000 /* Bits to check for cbz Wt, _label */ #define FASTTRAP_ARM64_OP_VALUE_CBZ_W_PC_REL 0x34000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_CBZ_X_PC_REL 0xff000000 /* Bits to check for cbz Xt, _label */ #define FASTTRAP_ARM64_OP_VALUE_CBZ_X_PC_REL 0xb4000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_TBNZ_PC_REL 0x7f000000 /* Bits to check for tbnz Xt, _label */ #define FASTTRAP_ARM64_OP_VALUE_TBNZ_PC_REL 0x37000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_TBZ_PC_REL 0x7f000000 /* Bits to check for tbz Xt, _label */ #define FASTTRAP_ARM64_OP_VALUE_TBZ_PC_REL 0x36000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_B_PC_REL 0xfc000000 /* Bits to check for b _label */ #define FASTTRAP_ARM64_OP_VALUE_B_PC_REL 0x14000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_BL_PC_REL 0xfc000000 /* Bits to check for bl _label */ #define FASTTRAP_ARM64_OP_VALUE_BL_PC_REL 0x94000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_BLR 0xfffffe1f /* Bits to check for blr Xt */ #define FASTTRAP_ARM64_OP_VALUE_BLR 0xd63f0000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_BR 0xfffffe1f /* Bits to check for br Xt */ #define FASTTRAP_ARM64_OP_VALUE_BR 0xd61f0000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_RET 0xfffffc1f /* Bits to check for ret Rt */ #define FASTTRAP_ARM64_OP_VALUE_RET 0xd65f0000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_ADRP 0x9f000000 /* Bits to check for adrp Xt, label*/ #define FASTTRAP_ARM64_OP_VALUE_ADRP 0x90000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_ADR 0x9f000000 /* Bits to check for adr Xt, label*/ #define FASTTRAP_ARM64_OP_VALUE_ADR 0x10000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_PRFM 0xff000000 /* Bits to check for adr Xt, label*/ #define FASTTRAP_ARM64_OP_VALUE_PRFM 0xd8000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_EXCL_MEM 0x3f000000 /* Bits to check for exclusive memory operation */ #define FASTTRAP_ARM64_OP_VALUE_EXCL_MEM 0x08000000 /* Value to find */ #define FASTTRAP_ARM64_OP_MASK_RETAB 0xfffffc1f /* Bits to check for retab Rt */ #define FASTTRAP_ARM64_OP_VALUE_RETAB 0xd65f0c1f /* Value to find */ #endif /* defined(__arm64__) */ #ifdef __cplusplus } #endif #endif /* defined (__arm__) || defined (__arm64__) */ #endif /* _ARM_FASTTRAP_ISA_H */