diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/function.c b/gcc/function.c index 082d6c6..dbd76c0 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -7349,10 +7349,13 @@ handle_epilogue_set (set, p) /* Next handle the case where we are setting SP's equivalent register. If we already have a value to set it to, abort. We could update, but - there seems little point in handling that case. */ - else if (p->sp_equiv_reg != 0 && reg_set_p (p->sp_equiv_reg, set)) + there seems little point in handling that case. Note that we have + to allow for the case where we are setting the register set in + the previous part of a PARALLEL inside a single insn. But use the + old offset for any updates within this insn. */ + else if (p->new_sp_equiv_reg != 0 && reg_set_p (p->new_sp_equiv_reg, set)) { - if (!rtx_equal_p (p->sp_equiv_reg, SET_DEST (set)) + if (!rtx_equal_p (p->new_sp_equiv_reg, SET_DEST (set)) || p->equiv_reg_src != 0) abort (); else |