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Diffstat (limited to 'gcc/sel-sched.c')
| -rw-r--r-- | gcc/sel-sched.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/sel-sched.c b/gcc/sel-sched.c index cb3c379524e..3b5603c7efa 100644 --- a/gcc/sel-sched.c +++ b/gcc/sel-sched.c @@ -1139,6 +1139,9 @@ init_regs_for_mode (enum machine_mode mode) /* Can't use regs which aren't saved by the prologue. */ || !TEST_HARD_REG_BIT (sel_hrd.regs_ever_used, cur_reg + i) + /* Can't use regs with non-null REG_BASE_VALUE, because adjusting + it affects aliasing globally and invalidates all AV sets. */ + || get_reg_base_value (cur_reg + i) #ifdef LEAF_REGISTERS /* We can't use a non-leaf register if we're in a leaf function. */ |