diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000.c')
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 61458c29fab..22e37b1cf89 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -4166,13 +4166,11 @@ rs6000_option_override_internal (bool global_init_p) rs6000_isa_flags |= OPTION_MASK_SAVE_TOC_INDIRECT; /* Enable power8 fusion if we are tuning for power8, even if we aren't - generating power8 instructions. The power9 cpu does not set the power8 - fusion option mask, so if you tune for power9 it will not add fusion - support. */ + generating power8 instructions. Power9 does not optimize power8 fusion + cases. */ if (!(rs6000_isa_flags_explicit & OPTION_MASK_P8_FUSION)) { - if (processor_target_table[tune_index].target_enable - & OPTION_MASK_P8_FUSION) + if (processor_target_table[tune_index].processor == PROCESSOR_POWER8) rs6000_isa_flags |= OPTION_MASK_P8_FUSION; else rs6000_isa_flags &= ~OPTION_MASK_P8_FUSION; |