diff options
Diffstat (limited to 'gcc/bt-load.c')
| -rw-r--r-- | gcc/bt-load.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/bt-load.c b/gcc/bt-load.c index be36f2c6e4a..5e3d12c359a 100644 --- a/gcc/bt-load.c +++ b/gcc/bt-load.c @@ -1417,7 +1417,7 @@ migrate_btr_defs (enum reg_class btr_class, int allow_callee_save) CLEAR_HARD_REG_SET (all_btrs); for (first_btr = -1, reg = 0; reg < FIRST_PSEUDO_REGISTER; reg++) if (TEST_HARD_REG_BIT (reg_class_contents[(int) btr_class], reg) - && (allow_callee_save || call_used_regs[reg] + && (allow_callee_save || call_used_regs[reg] || df_regs_ever_live_p (reg))) { SET_HARD_REG_BIT (all_btrs, reg); |