diff options
Diffstat (limited to 'arm/ConstpropOp.vp')
| -rw-r--r-- | arm/ConstpropOp.vp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arm/ConstpropOp.vp b/arm/ConstpropOp.vp index 7e3217e..9bf066b 100644 --- a/arm/ConstpropOp.vp +++ b/arm/ConstpropOp.vp @@ -31,6 +31,7 @@ Inductive approx : Type := no compile-time information is available. *) | I: int -> approx (** A known integer value. *) | F: float -> approx (** A known floating-point value. *) + | L: int64 -> approx (** A know 64-bit integer value. *) | G: ident -> int -> approx (** The value is the address of the given global symbol plus the given integer offset. *) @@ -145,6 +146,9 @@ Nondetfunction eval_static_operation (op: operation) (vl: list approx) := | Ointuoffloat, F n1 :: nil => eval_static_intuoffloat n1 | Ofloatofint, I n1 :: nil => if propagate_float_constants tt then F(Float.floatofint n1) else Unknown | Ofloatofintu, I n1 :: nil => if propagate_float_constants tt then F(Float.floatofintu n1) else Unknown + | Omakelong, I n1 :: I n2 :: nil => L(Int64.ofwords n1 n2) + | Olowlong, L n :: nil => I(Int64.loword n) + | Ohighlong, L n :: nil => I(Int64.hiword n) | Ocmp c, vl => eval_static_condition_val c vl | _, _ => Unknown end. |