diff options
Diffstat (limited to 'linux-user/main.c')
| -rw-r--r-- | linux-user/main.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/linux-user/main.c b/linux-user/main.c index 9e6448af48..6a0be7db1c 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -2724,6 +2724,7 @@ void cpu_loop(CPUOpenRISCState *env) { CPUState *cs = CPU(openrisc_env_get_cpu(env)); int trapnr, gdbsig; + abi_long ret; for (;;) { cpu_exec_start(cs); @@ -2769,14 +2770,19 @@ void cpu_loop(CPUOpenRISCState *env) break; case EXCP_SYSCALL: env->pc += 4; /* 0xc00; */ - env->gpr[11] = do_syscall(env, - env->gpr[11], /* return value */ - env->gpr[3], /* r3 - r7 are params */ - env->gpr[4], - env->gpr[5], - env->gpr[6], - env->gpr[7], - env->gpr[8], 0, 0); + ret = do_syscall(env, + env->gpr[11], /* return value */ + env->gpr[3], /* r3 - r7 are params */ + env->gpr[4], + env->gpr[5], + env->gpr[6], + env->gpr[7], + env->gpr[8], 0, 0); + if (ret == -TARGET_ERESTARTSYS) { + env->pc -= 4; + } else if (ret != -TARGET_QEMU_ESIGRETURN) { + env->gpr[11] = ret; + } break; case EXCP_FPE: qemu_log_mask(CPU_LOG_INT, "\nFloating point error\n"); |