#include "cpu.h" #include "dyngen-exec.h" #include "helper.h" #if !defined(CONFIG_USER_ONLY) static void do_unaligned_access(target_ulong addr, int is_write, int is_user, void *retaddr); #define MMUSUFFIX _mmu #define ALIGNED_ONLY #define SHIFT 0 #include "softmmu_template.h" #define SHIFT 1 #include "softmmu_template.h" #define SHIFT 2 #include "softmmu_template.h" #define SHIFT 3 #include "softmmu_template.h" /* XXX: make it generic ? */ static void cpu_restore_state2(void *retaddr) { TranslationBlock *tb; unsigned long pc; if (retaddr) { /* now we have a real cpu fault */ pc = (unsigned long)retaddr; tb = tb_find_pc(pc); if (tb) { /* the PC is inside the translated code. It means that we have a virtual CPU fault */ cpu_restore_state(tb, env, pc); } } } static void do_unaligned_access(target_ulong addr, int is_write, int is_user, void *retaddr) { #ifdef DEBUG_UNALIGNED printf("Unaligned access to 0x" TARGET_FMT_lx " from 0x" TARGET_FMT_lx "\n", addr, env->pc); #endif cpu_restore_state2(retaddr); helper_raise_exception(env, TT_UNALIGNED); } /* try to fill the TLB and return an exception if error. If retaddr is NULL, it means that the function was called in C code (i.e. not from generated code or from helper.c) */ /* XXX: fix it to restore all registers */ void tlb_fill(CPUState *env1, target_ulong addr, int is_write, int mmu_idx, void *retaddr) { int ret; CPUState *saved_env; saved_env = env; env = env1; ret = cpu_sparc_handle_mmu_fault(env, addr, is_write, mmu_idx); if (ret) { cpu_restore_state2(retaddr); cpu_loop_exit(env); } env = saved_env; } #endif /* !CONFIG_USER_ONLY */