diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/ppc/fpu_helper.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index f1ea4aa10e..88f9e756a5 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -329,24 +329,25 @@ static inline void float_zero_divide_excp(CPUPPCState *env, uintptr_t raddr) } } -static inline void float_overflow_excp(CPUPPCState *env) +static inline int float_overflow_excp(CPUPPCState *env) { CPUState *cs = env_cpu(env); env->fpscr |= FP_OX; /* Update the floating-point exception summary */ env->fpscr |= FP_FX; - if (env->fpscr & FP_OE) { + + bool overflow_enabled = !!(env->fpscr & FP_OE); + if (overflow_enabled) { /* XXX: should adjust the result */ /* Update the floating-point enabled exception summary */ env->fpscr |= FP_FEX; /* We must update the target FPR before raising the exception */ cs->exception_index = POWERPC_EXCP_PROGRAM; env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_OX; - } else { - env->fpscr |= FP_XX; - env->fpscr |= FP_FI; } + + return overflow_enabled ? 0 : float_flag_inexact; } static inline void float_underflow_excp(CPUPPCState *env) @@ -468,7 +469,7 @@ static void do_float_check_status(CPUPPCState *env, bool change_fi, int status = get_float_exception_flags(&env->fp_status); if (status & float_flag_overflow) { - float_overflow_excp(env); + status |= float_overflow_excp(env); } else if (status & float_flag_underflow) { float_underflow_excp(env); } |