diff options
Diffstat (limited to 'backend/Stacking.v')
-rw-r--r-- | backend/Stacking.v | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/backend/Stacking.v b/backend/Stacking.v index 09d98d6c..23a112ce 100644 --- a/backend/Stacking.v +++ b/backend/Stacking.v @@ -130,6 +130,16 @@ Definition transl_op (fe: frame_env) (op: operation) := Definition transl_addr (fe: frame_env) (addr: addressing) := shift_stack_addressing (Int.repr fe.(fe_stack_data)) addr. +(** Translation of an annotation argument. *) + +Definition transl_annot_param (fe: frame_env) (l: loc) : annot_param := + match l with + | R r => APreg r + | S (Local ofs ty) => APstack (chunk_of_type ty) (offset_of_index fe (FI_local ofs ty)) + | S _ => APstack Mint32 (-1) (**r never happens *) + end. + + (** Translation of a Linear instruction. Prepends the corresponding Mach instructions to the given list of instructions. [Lgetstack] and [Lsetstack] moves between registers and stack slots @@ -173,6 +183,8 @@ Definition transl_instr (Mtailcall sig ros :: k) | Lbuiltin ef args dst => Mbuiltin ef args dst :: k + | Lannot ef args => + Mannot ef (map (transl_annot_param fe) args) :: k | Llabel lbl => Mlabel lbl :: k | Lgoto lbl => |