diff options
Diffstat (limited to 'powerpc/Machregs.v')
-rw-r--r-- | powerpc/Machregs.v | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/powerpc/Machregs.v b/powerpc/Machregs.v index 4391d5a8..1699211d 100644 --- a/powerpc/Machregs.v +++ b/powerpc/Machregs.v @@ -162,12 +162,14 @@ Fixpoint destroyed_by_clobber (cl: list string): list mreg := Definition builtin_atomic_exchange := ident_of_string "__builtin_atomic_exchange". Definition builtin_sync_and_fetch := ident_of_string "__builtin_sync_and_fetch". +Definition builtin_atomic_compare_exchange := ident_of_string "__builtin_atomic_compare_exchange". Definition destroyed_by_builtin (ef: external_function): list mreg := match ef with | EF_builtin id sg => if ident_eq id builtin_atomic_exchange then R10::R11::F13:: nil else if ident_eq id builtin_sync_and_fetch then R11::F13::nil + else if ident_eq id builtin_atomic_compare_exchange then R10::R11::R12::F13:: nil else F13 :: nil | EF_vload _ => R11 :: nil | EF_vstore Mint64 => R10 :: R11 :: R12 :: nil |