114  * r0 = 0 if *ptr was changed, non-0 if no exchange happened
122     oldval = tswap32(env->regs[0]);  in arm_kernel_cmpxchg32_helper()
138     env->regs[0] = cpsr ? 0 : -1;  in arm_kernel_cmpxchg32_helper()
149  * r0 = 0 if *ptr was changed, non-0 if no exchange happened
161     addr = env->regs[0];  in arm_kernel_cmpxchg64_helper()
197         cpsr = 0;  in arm_kernel_cmpxchg64_helper()
204     env->regs[0] = cpsr ? 0 : -1;  in arm_kernel_cmpxchg64_helper()
220     case 0xffff0fa0: /* __kernel_memory_barrier */  in do_kernel_trap()
223     case 0xffff0fc0: /* __kernel_cmpxchg */  in do_kernel_trap()
226     case 0xffff0fe0: /* __kernel_get_tls */  in do_kernel_trap()
227         env->regs[0] = cpu_get_tls(env);  in do_kernel_trap()
229     case 0xffff0f60: /* __kernel_cmpxchg64 */  in do_kernel_trap()
244     return 0;  in do_kernel_trap()
254         return (opcode & 0x0fffffff) == 0x07f001f0;  in insn_is_linux_bkpt()
261         return ((opcode & 0xffff) == 0xde01) || (opcode == 0xa000f7f0);  in insn_is_linux_bkpt()
271     if (rc == 0) {  in emulate_arm_fpa11()
275     if (rc > 0) {  in emulate_arm_fpa11()
283     raise = 0;  in emulate_arm_fpa11()
310          * __send_signal() filling out SI_KERNEL with pid and uid 0 (under  in emulate_arm_fpa11()
378                     n = insn & 0xffffff;  in cpu_loop()
379                     if (n == 0) {  in cpu_loop()
385                          * in the valid range (0x900000 .. 0x9fffff) is  in cpu_loop()
388                          * > 0xfffff and are handled below as out-of-range.  in cpu_loop()
401                         cpu_set_tls(env, env->regs[0]);  in cpu_loop()
402                         env->regs[0] = 0;  in cpu_loop()
408                         env->regs[0] = cpu_get_tls(env);  in cpu_loop()
411                         if (n < 0xf0800) {  in cpu_loop()
413                              * Syscalls 0xf0000..0xf07ff (or 0x9f0000..  in cpu_loop()
414                              * 0x9f07ff in OABI numbering) are defined  in cpu_loop()
417                              * removed the 0x900000 prefix.  in cpu_loop()
420                                 "qemu: Unsupported ARM syscall: 0x%x\n",  in cpu_loop()
422                             env->regs[0] = -TARGET_ENOSYS;  in cpu_loop()
426                              * immediate not originally 0x9fxxxx, because  in cpu_loop()
442                                      env->regs[0],  in cpu_loop()
448                                      0, 0);  in cpu_loop()
452                         env->regs[0] = ret;  in cpu_loop()
467             switch (env->exception.fsr & 0x1f) {  in cpu_loop()
468             case 0x1: /* Alignment */  in cpu_loop()
472             case 0x3: /* Access flag fault, level 1 */  in cpu_loop()
473             case 0x6: /* Access flag fault, level 2 */  in cpu_loop()
474             case 0x9: /* Domain fault, level 1 */  in cpu_loop()
475             case 0xb: /* Domain fault, level 2 */  in cpu_loop()
476             case 0xd: /* Permission fault, level 1 */  in cpu_loop()
477             case 0xf: /* Permission fault, level 2 */  in cpu_loop()
481             case 0x5: /* Translation fault, level 1 */  in cpu_loop()
482             case 0x7: /* Translation fault, level 2 */  in cpu_loop()
508             EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr);  in cpu_loop()
524     for(i = 0; i < 16; i++) {  in target_cpu_copy_regs()
542     ts->heap_limit = 0;  in target_cpu_copy_regs()