diff options
Diffstat (limited to 'arch/arm/kernel/kprobes-thumb.c')
| -rw-r--r-- | arch/arm/kernel/kprobes-thumb.c | 666 |
1 files changed, 0 insertions, 666 deletions
diff --git a/arch/arm/kernel/kprobes-thumb.c b/arch/arm/kernel/kprobes-thumb.c deleted file mode 100644 index 9495d7f3516f..000000000000 --- a/arch/arm/kernel/kprobes-thumb.c +++ /dev/null @@ -1,666 +0,0 @@ -/* - * arch/arm/kernel/kprobes-thumb.c - * - * Copyright (C) 2011 Jon Medhurst <tixy@yxit.co.uk>. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/ptrace.h> -#include <linux/kprobes.h> - -#include "kprobes.h" -#include "probes-thumb.h" - -/* These emulation encodings are functionally equivalent... */ -#define t32_emulate_rd8rn16rm0ra12_noflags \ - t32_emulate_rdlo12rdhi8rn16rm0_noflags - -/* t32 thumb actions */ - -static void __kprobes -t32_simulate_table_branch(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc; - int rn = (insn >> 16) & 0xf; - int rm = insn & 0xf; - - unsigned long rnv = (rn == 15) ? pc : regs->uregs[rn]; - unsigned long rmv = regs->uregs[rm]; - unsigned int halfwords; - - if (insn & 0x10) /* TBH */ - halfwords = ((u16 *)rnv)[rmv]; - else /* TBB */ - halfwords = ((u8 *)rnv)[rmv]; - - regs->ARM_pc = pc + 2 * halfwords; -} - -static void __kprobes -t32_simulate_mrs(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - int rd = (insn >> 8) & 0xf; - unsigned long mask = 0xf8ff03df; /* Mask out execution state */ - regs->uregs[rd] = regs->ARM_cpsr & mask; -} - -static void __kprobes -t32_simulate_cond_branch(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc; - - long offset = insn & 0x7ff; /* imm11 */ - offset += (insn & 0x003f0000) >> 5; /* imm6 */ - offset += (insn & 0x00002000) << 4; /* J1 */ - offset += (insn & 0x00000800) << 7; /* J2 */ - offset -= (insn & 0x04000000) >> 7; /* Apply sign bit */ - - regs->ARM_pc = pc + (offset * 2); -} - -static enum probes_insn __kprobes -t32_decode_cond_branch(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - int cc = (insn >> 22) & 0xf; - asi->insn_check_cc = probes_condition_checks[cc]; - asi->insn_handler = t32_simulate_cond_branch; - return INSN_GOOD_NO_SLOT; -} - -static void __kprobes -t32_simulate_branch(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc; - - long offset = insn & 0x7ff; /* imm11 */ - offset += (insn & 0x03ff0000) >> 5; /* imm10 */ - offset += (insn & 0x00002000) << 9; /* J1 */ - offset += (insn & 0x00000800) << 10; /* J2 */ - if (insn & 0x04000000) - offset -= 0x00800000; /* Apply sign bit */ - else - offset ^= 0x00600000; /* Invert J1 and J2 */ - - if (insn & (1 << 14)) { - /* BL or BLX */ - regs->ARM_lr = regs->ARM_pc | 1; - if (!(insn & (1 << 12))) { - /* BLX so switch to ARM mode */ - regs->ARM_cpsr &= ~PSR_T_BIT; - pc &= ~3; - } - } - - regs->ARM_pc = pc + (offset * 2); -} - -static void __kprobes -t32_simulate_ldr_literal(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long addr = regs->ARM_pc & ~3; - int rt = (insn >> 12) & 0xf; - unsigned long rtv; - - long offset = insn & 0xfff; - if (insn & 0x00800000) - addr += offset; - else - addr -= offset; - - if (insn & 0x00400000) { - /* LDR */ - rtv = *(unsigned long *)addr; - if (rt == 15) { - bx_write_pc(rtv, regs); - return; - } - } else if (insn & 0x00200000) { - /* LDRH */ - if (insn & 0x01000000) - rtv = *(s16 *)addr; - else - rtv = *(u16 *)addr; - } else { - /* LDRB */ - if (insn & 0x01000000) - rtv = *(s8 *)addr; - else - rtv = *(u8 *)addr; - } - - regs->uregs[rt] = rtv; -} - -static enum probes_insn __kprobes -t32_decode_ldmstm(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - enum probes_insn ret = kprobe_decode_ldmstm(insn, asi, d); - - /* Fixup modified instruction to have halfwords in correct order...*/ - insn = __mem_to_opcode_arm(asi->insn[0]); - ((u16 *)asi->insn)[0] = __opcode_to_mem_thumb16(insn >> 16); - ((u16 *)asi->insn)[1] = __opcode_to_mem_thumb16(insn & 0xffff); - - return ret; -} - -static void __kprobes -t32_emulate_ldrdstrd(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc & ~3; - int rt1 = (insn >> 12) & 0xf; - int rt2 = (insn >> 8) & 0xf; - int rn = (insn >> 16) & 0xf; - - register unsigned long rt1v asm("r0") = regs->uregs[rt1]; - register unsigned long rt2v asm("r1") = regs->uregs[rt2]; - register unsigned long rnv asm("r2") = (rn == 15) ? pc - : regs->uregs[rn]; - - __asm__ __volatile__ ( - "blx %[fn]" - : "=r" (rt1v), "=r" (rt2v), "=r" (rnv) - : "0" (rt1v), "1" (rt2v), "2" (rnv), [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - if (rn != 15) - regs->uregs[rn] = rnv; /* Writeback base register */ - regs->uregs[rt1] = rt1v; - regs->uregs[rt2] = rt2v; -} - -static void __kprobes -t32_emulate_ldrstr(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - int rt = (insn >> 12) & 0xf; - int rn = (insn >> 16) & 0xf; - int rm = insn & 0xf; - - register unsigned long rtv asm("r0") = regs->uregs[rt]; - register unsigned long rnv asm("r2") = regs->uregs[rn]; - register unsigned long rmv asm("r3") = regs->uregs[rm]; - - __asm__ __volatile__ ( - "blx %[fn]" - : "=r" (rtv), "=r" (rnv) - : "0" (rtv), "1" (rnv), "r" (rmv), [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - regs->uregs[rn] = rnv; /* Writeback base register */ - if (rt == 15) /* Can't be true for a STR as they aren't allowed */ - bx_write_pc(rtv, regs); - else - regs->uregs[rt] = rtv; -} - -static void __kprobes -t32_emulate_rd8rn16rm0_rwflags(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - int rd = (insn >> 8) & 0xf; - int rn = (insn >> 16) & 0xf; - int rm = insn & 0xf; - - register unsigned long rdv asm("r1") = regs->uregs[rd]; - register unsigned long rnv asm("r2") = regs->uregs[rn]; - register unsigned long rmv asm("r3") = regs->uregs[rm]; - unsigned long cpsr = regs->ARM_cpsr; - - __asm__ __volatile__ ( - "msr cpsr_fs, %[cpsr] \n\t" - "blx %[fn] \n\t" - "mrs %[cpsr], cpsr \n\t" - : "=r" (rdv), [cpsr] "=r" (cpsr) - : "0" (rdv), "r" (rnv), "r" (rmv), - "1" (cpsr), [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - regs->uregs[rd] = rdv; - regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); -} - -static void __kprobes -t32_emulate_rd8pc16_noflags(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc; - int rd = (insn >> 8) & 0xf; - - register unsigned long rdv asm("r1") = regs->uregs[rd]; - register unsigned long rnv asm("r2") = pc & ~3; - - __asm__ __volatile__ ( - "blx %[fn]" - : "=r" (rdv) - : "0" (rdv), "r" (rnv), [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - regs->uregs[rd] = rdv; -} - -static void __kprobes -t32_emulate_rd8rn16_noflags(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - int rd = (insn >> 8) & 0xf; - int rn = (insn >> 16) & 0xf; - - register unsigned long rdv asm("r1") = regs->uregs[rd]; - register unsigned long rnv asm("r2") = regs->uregs[rn]; - - __asm__ __volatile__ ( - "blx %[fn]" - : "=r" (rdv) - : "0" (rdv), "r" (rnv), [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - regs->uregs[rd] = rdv; -} - -static void __kprobes -t32_emulate_rdlo12rdhi8rn16rm0_noflags(probes_opcode_t insn, - struct arch_probes_insn *asi, - struct pt_regs *regs) -{ - int rdlo = (insn >> 12) & 0xf; - int rdhi = (insn >> 8) & 0xf; - int rn = (insn >> 16) & 0xf; - int rm = insn & 0xf; - - register unsigned long rdlov asm("r0") = regs->uregs[rdlo]; - register unsigned long rdhiv asm("r1") = regs->uregs[rdhi]; - register unsigned long rnv asm("r2") = regs->uregs[rn]; - register unsigned long rmv asm("r3") = regs->uregs[rm]; - - __asm__ __volatile__ ( - "blx %[fn]" - : "=r" (rdlov), "=r" (rdhiv) - : "0" (rdlov), "1" (rdhiv), "r" (rnv), "r" (rmv), - [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - regs->uregs[rdlo] = rdlov; - regs->uregs[rdhi] = rdhiv; -} -/* t16 thumb actions */ - -static void __kprobes -t16_simulate_bxblx(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc + 2; - int rm = (insn >> 3) & 0xf; - unsigned long rmv = (rm == 15) ? pc : regs->uregs[rm]; - - if (insn & (1 << 7)) /* BLX ? */ - regs->ARM_lr = regs->ARM_pc | 1; - - bx_write_pc(rmv, regs); -} - -static void __kprobes -t16_simulate_ldr_literal(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long *base = (unsigned long *)((regs->ARM_pc + 2) & ~3); - long index = insn & 0xff; - int rt = (insn >> 8) & 0x7; - regs->uregs[rt] = base[index]; -} - -static void __kprobes -t16_simulate_ldrstr_sp_relative(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long* base = (unsigned long *)regs->ARM_sp; - long index = insn & 0xff; - int rt = (insn >> 8) & 0x7; - if (insn & 0x800) /* LDR */ - regs->uregs[rt] = base[index]; - else /* STR */ - base[index] = regs->uregs[rt]; -} - -static void __kprobes -t16_simulate_reladr(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long base = (insn & 0x800) ? regs->ARM_sp - : ((regs->ARM_pc + 2) & ~3); - long offset = insn & 0xff; - int rt = (insn >> 8) & 0x7; - regs->uregs[rt] = base + offset * 4; -} - -static void __kprobes -t16_simulate_add_sp_imm(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - long imm = insn & 0x7f; - if (insn & 0x80) /* SUB */ - regs->ARM_sp -= imm * 4; - else /* ADD */ - regs->ARM_sp += imm * 4; -} - -static void __kprobes -t16_simulate_cbz(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - int rn = insn & 0x7; - probes_opcode_t nonzero = regs->uregs[rn] ? insn : ~insn; - if (nonzero & 0x800) { - long i = insn & 0x200; - long imm5 = insn & 0xf8; - unsigned long pc = regs->ARM_pc + 2; - regs->ARM_pc = pc + (i >> 3) + (imm5 >> 2); - } -} - -static void __kprobes -t16_simulate_it(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - /* - * The 8 IT state bits are split into two parts in CPSR: - * ITSTATE<1:0> are in CPSR<26:25> - * ITSTATE<7:2> are in CPSR<15:10> - * The new IT state is in the lower byte of insn. - */ - unsigned long cpsr = regs->ARM_cpsr; - cpsr &= ~PSR_IT_MASK; - cpsr |= (insn & 0xfc) << 8; - cpsr |= (insn & 0x03) << 25; - regs->ARM_cpsr = cpsr; -} - -static void __kprobes -t16_singlestep_it(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - regs->ARM_pc += 2; - t16_simulate_it(insn, asi, regs); -} - -static enum probes_insn __kprobes -t16_decode_it(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - asi->insn_singlestep = t16_singlestep_it; - return INSN_GOOD_NO_SLOT; -} - -static void __kprobes -t16_simulate_cond_branch(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc + 2; - long offset = insn & 0x7f; - offset -= insn & 0x80; /* Apply sign bit */ - regs->ARM_pc = pc + (offset * 2); -} - -static enum probes_insn __kprobes -t16_decode_cond_branch(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - int cc = (insn >> 8) & 0xf; - asi->insn_check_cc = probes_condition_checks[cc]; - asi->insn_handler = t16_simulate_cond_branch; - return INSN_GOOD_NO_SLOT; -} - -static void __kprobes -t16_simulate_branch(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc + 2; - long offset = insn & 0x3ff; - offset -= insn & 0x400; /* Apply sign bit */ - regs->ARM_pc = pc + (offset * 2); -} - -static unsigned long __kprobes -t16_emulate_loregs(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long oldcpsr = regs->ARM_cpsr; - unsigned long newcpsr; - - __asm__ __volatile__ ( - "msr cpsr_fs, %[oldcpsr] \n\t" - "ldmia %[regs], {r0-r7} \n\t" - "blx %[fn] \n\t" - "stmia %[regs], {r0-r7} \n\t" - "mrs %[newcpsr], cpsr \n\t" - : [newcpsr] "=r" (newcpsr) - : [oldcpsr] "r" (oldcpsr), [regs] "r" (regs), - [fn] "r" (asi->insn_fn) - : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "lr", "memory", "cc" - ); - - return (oldcpsr & ~APSR_MASK) | (newcpsr & APSR_MASK); -} - -static void __kprobes -t16_emulate_loregs_rwflags(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - regs->ARM_cpsr = t16_emulate_loregs(insn, asi, regs); -} - -static void __kprobes -t16_emulate_loregs_noitrwflags(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long cpsr = t16_emulate_loregs(insn, asi, regs); - if (!in_it_block(cpsr)) - regs->ARM_cpsr = cpsr; -} - -static void __kprobes -t16_emulate_hiregs(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - unsigned long pc = regs->ARM_pc + 2; - int rdn = (insn & 0x7) | ((insn & 0x80) >> 4); - int rm = (insn >> 3) & 0xf; - - register unsigned long rdnv asm("r1"); - register unsigned long rmv asm("r0"); - unsigned long cpsr = regs->ARM_cpsr; - - rdnv = (rdn == 15) ? pc : regs->uregs[rdn]; - rmv = (rm == 15) ? pc : regs->uregs[rm]; - - __asm__ __volatile__ ( - "msr cpsr_fs, %[cpsr] \n\t" - "blx %[fn] \n\t" - "mrs %[cpsr], cpsr \n\t" - : "=r" (rdnv), [cpsr] "=r" (cpsr) - : "0" (rdnv), "r" (rmv), "1" (cpsr), [fn] "r" (asi->insn_fn) - : "lr", "memory", "cc" - ); - - if (rdn == 15) - rdnv &= ~1; - - regs->uregs[rdn] = rdnv; - regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); -} - -static enum probes_insn __kprobes -t16_decode_hiregs(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - insn &= ~0x00ff; - insn |= 0x001; /* Set Rdn = R1 and Rm = R0 */ - ((u16 *)asi->insn)[0] = __opcode_to_mem_thumb16(insn); - asi->insn_handler = t16_emulate_hiregs; - return INSN_GOOD; -} - -static void __kprobes -t16_emulate_push(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - __asm__ __volatile__ ( - "ldr r9, [%[regs], #13*4] \n\t" - "ldr r8, [%[regs], #14*4] \n\t" - "ldmia %[regs], {r0-r7} \n\t" - "blx %[fn] \n\t" - "str r9, [%[regs], #13*4] \n\t" - : - : [regs] "r" (regs), [fn] "r" (asi->insn_fn) - : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", - "lr", "memory", "cc" - ); -} - -static enum probes_insn __kprobes -t16_decode_push(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - /* - * To simulate a PUSH we use a Thumb-2 "STMDB R9!, {registers}" - * and call it with R9=SP and LR in the register list represented - * by R8. - */ - /* 1st half STMDB R9!,{} */ - ((u16 *)asi->insn)[0] = __opcode_to_mem_thumb16(0xe929); - /* 2nd half (register list) */ - ((u16 *)asi->insn)[1] = __opcode_to_mem_thumb16(insn & 0x1ff); - asi->insn_handler = t16_emulate_push; - return INSN_GOOD; -} - -static void __kprobes -t16_emulate_pop_nopc(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - __asm__ __volatile__ ( - "ldr r9, [%[regs], #13*4] \n\t" - "ldmia %[regs], {r0-r7} \n\t" - "blx %[fn] \n\t" - "stmia %[regs], {r0-r7} \n\t" - "str r9, [%[regs], #13*4] \n\t" - : - : [regs] "r" (regs), [fn] "r" (asi->insn_fn) - : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r9", - "lr", "memory", "cc" - ); -} - -static void __kprobes -t16_emulate_pop_pc(probes_opcode_t insn, - struct arch_probes_insn *asi, struct pt_regs *regs) -{ - register unsigned long pc asm("r8"); - - __asm__ __volatile__ ( - "ldr r9, [%[regs], #13*4] \n\t" - "ldmia %[regs], {r0-r7} \n\t" - "blx %[fn] \n\t" - "stmia %[regs], {r0-r7} \n\t" - "str r9, [%[regs], #13*4] \n\t" - : "=r" (pc) - : [regs] "r" (regs), [fn] "r" (asi->insn_fn) - : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r9", - "lr", "memory", "cc" - ); - - bx_write_pc(pc, regs); -} - -static enum probes_insn __kprobes -t16_decode_pop(probes_opcode_t insn, struct arch_probes_insn *asi, - const struct decode_header *d) -{ - /* - * To simulate a POP we use a Thumb-2 "LDMDB R9!, {registers}" - * and call it with R9=SP and PC in the register list represented - * by R8. - */ - /* 1st half LDMIA R9!,{} */ - ((u16 *)asi->insn)[0] = __opcode_to_mem_thumb16(0xe8b9); - /* 2nd half (register list) */ - ((u16 *)asi->insn)[1] = __opcode_to_mem_thumb16(insn & 0x1ff); - asi->insn_handler = insn & 0x100 ? t16_emulate_pop_pc - : t16_emulate_pop_nopc; - return INSN_GOOD; -} - -const union decode_action kprobes_t16_actions[NUM_PROBES_T16_ACTIONS] = { - [PROBES_T16_ADD_SP] = {.handler = t16_simulate_add_sp_imm}, - [PROBES_T16_CBZ] = {.handler = t16_simulate_cbz}, - [PROBES_T16_SIGN_EXTEND] = {.handler = t16_emulate_loregs_rwflags}, - [PROBES_T16_PUSH] = {.decoder = t16_decode_push}, - [PROBES_T16_POP] = {.decoder = t16_decode_pop}, - [PROBES_T16_SEV] = {.handler = probes_emulate_none}, - [PROBES_T16_WFE] = {.handler = probes_simulate_nop}, - [PROBES_T16_IT] = {.decoder = t16_decode_it}, - [PROBES_T16_CMP] = {.handler = t16_emulate_loregs_rwflags}, - [PROBES_T16_ADDSUB] = {.handler = t16_emulate_loregs_noitrwflags}, - [PROBES_T16_LOGICAL] = {.handler = t16_emulate_loregs_noitrwflags}, - [PROBES_T16_LDR_LIT] = {.handler = t16_simulate_ldr_literal}, - [PROBES_T16_BLX] = {.handler = t16_simulate_bxblx}, - [PROBES_T16_HIREGOPS] = {.decoder = t16_decode_hiregs}, - [PROBES_T16_LDRHSTRH] = {.handler = t16_emulate_loregs_rwflags}, - [PROBES_T16_LDRSTR] = {.handler = t16_simulate_ldrstr_sp_relative}, - [PROBES_T16_ADR] = {.handler = t16_simulate_reladr}, - [PROBES_T16_LDMSTM] = {.handler = t16_emulate_loregs_rwflags}, - [PROBES_T16_BRANCH_COND] = {.decoder = t16_decode_cond_branch}, - [PROBES_T16_BRANCH] = {.handler = t16_simulate_branch}, -}; - -const union decode_action kprobes_t32_actions[NUM_PROBES_T32_ACTIONS] = { - [PROBES_T32_LDMSTM] = {.decoder = t32_decode_ldmstm}, - [PROBES_T32_LDRDSTRD] = {.handler = t32_emulate_ldrdstrd}, - [PROBES_T32_TABLE_BRANCH] = {.handler = t32_simulate_table_branch}, - [PROBES_T32_TST] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_MOV] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_ADDSUB] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_LOGICAL] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_CMP] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_ADDWSUBW_PC] = {.handler = t32_emulate_rd8pc16_noflags,}, - [PROBES_T32_ADDWSUBW] = {.handler = t32_emulate_rd8rn16_noflags}, - [PROBES_T32_MOVW] = {.handler = t32_emulate_rd8rn16_noflags}, - [PROBES_T32_SAT] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_BITFIELD] = {.handler = t32_emulate_rd8rn16_noflags}, - [PROBES_T32_SEV] = {.handler = probes_emulate_none}, - [PROBES_T32_WFE] = {.handler = probes_simulate_nop}, - [PROBES_T32_MRS] = {.handler = t32_simulate_mrs}, - [PROBES_T32_BRANCH_COND] = {.decoder = t32_decode_cond_branch}, - [PROBES_T32_BRANCH] = {.handler = t32_simulate_branch}, - [PROBES_T32_PLDI] = {.handler = probes_simulate_nop}, - [PROBES_T32_LDR_LIT] = {.handler = t32_simulate_ldr_literal}, - [PROBES_T32_LDRSTR] = {.handler = t32_emulate_ldrstr}, - [PROBES_T32_SIGN_EXTEND] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_MEDIA] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_REVERSE] = {.handler = t32_emulate_rd8rn16_noflags}, - [PROBES_T32_MUL_ADD] = {.handler = t32_emulate_rd8rn16rm0_rwflags}, - [PROBES_T32_MUL_ADD2] = {.handler = t32_emulate_rd8rn16rm0ra12_noflags}, - [PROBES_T32_MUL_ADD_LONG] = { - .handler = t32_emulate_rdlo12rdhi8rn16rm0_noflags}, -}; |