diff options
Diffstat (limited to 'arch/nds32/math-emu/fpuemu.c')
| -rw-r--r-- | arch/nds32/math-emu/fpuemu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/nds32/math-emu/fpuemu.c b/arch/nds32/math-emu/fpuemu.c index 2a01333d6e5f..75cf1643fa78 100644 --- a/arch/nds32/math-emu/fpuemu.c +++ b/arch/nds32/math-emu/fpuemu.c @@ -304,7 +304,12 @@ static int fpu_emu(struct fpu_struct *fpu_reg, unsigned long insn) /* * If an exception is required, generate a tidy SIGFPE exception. */ +#if IS_ENABLED(CONFIG_SUPPORT_DENORMAL_ARITHMETIC) + if (((fpu_reg->fpcsr << 5) & fpu_reg->fpcsr & FPCSR_mskALLE_NO_UDFE) || + ((fpu_reg->fpcsr & FPCSR_mskUDF) && (fpu_reg->UDF_trap))) +#else if ((fpu_reg->fpcsr << 5) & fpu_reg->fpcsr & FPCSR_mskALLE) +#endif return SIGFPE; return 0; } |