mirror of
https://github.com/Z3Prover/z3
synced 2025-04-28 03:15:50 +00:00
added FPA ML API
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger
parent
89bfbd38c8
commit
65ccc9a8ea
4 changed files with 630 additions and 23 deletions
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@ -1157,8 +1157,8 @@ sig
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(** Get a big_int from an integer numeral *)
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val get_big_int : Expr.expr -> Big_int.big_int
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(** Returns a string representation of the numeral. *)
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val to_string : Expr.expr -> string
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(** Returns a string representation of a numeral. *)
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val numeral_to_string : Expr.expr -> string
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(** Creates an integer constant. *)
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val mk_const : context -> Symbol.symbol -> Expr.expr
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@ -1221,8 +1221,8 @@ sig
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The result has at most as many decimal places as indicated by the int argument.*)
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val to_decimal_string : Expr.expr-> int -> string
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(** Returns a string representation of the numeral. *)
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val to_string : Expr.expr-> string
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(** Returns a string representation of a numeral. *)
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val numeral_to_string : Expr.expr-> string
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(** Creates a real constant. *)
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val mk_const : context -> Symbol.symbol -> Expr.expr
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@ -1271,8 +1271,8 @@ sig
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The result has at most as many decimal places as the int argument provided.*)
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val to_decimal_string : Expr.expr -> int -> string
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(** Returns a string representation of the numeral. *)
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val to_string : Expr.expr -> string
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(** Returns a string representation of a numeral. *)
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val numeral_to_string : Expr.expr -> string
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end
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end
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@ -1551,8 +1551,8 @@ sig
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(** Retrieve the int value. *)
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val get_int : Expr.expr -> int
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(** Returns a string representation of the numeral. *)
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val to_string : Expr.expr -> string
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(** Returns a string representation of a numeral. *)
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val numeral_to_string : Expr.expr -> string
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(** Creates a bit-vector constant. *)
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val mk_const : context -> Symbol.symbol -> int -> Expr.expr
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@ -1830,6 +1830,342 @@ sig
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val mk_numeral : context -> string -> int -> Expr.expr
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end
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(** Floating-Point Arithmetic *)
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module FloatingPoint :
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sig
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(** Rounding Modes *)
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module RoundingMode :
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sig
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(** Create the RoundingMode sort. *)
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val mk_sort : context -> Sort.sort
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(** Indicates whether the terms is of floating-point rounding mode sort. *)
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val is_fprm : Expr.expr -> bool
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(** Create a numeral of RoundingMode sort which represents the NearestTiesToEven rounding mode. *)
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val mk_round_nearest_ties_to_even : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the NearestTiesToEven rounding mode. *)
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val mk_rne : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the NearestTiesToAway rounding mode. *)
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val mk_round_nearest_ties_to_away : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the NearestTiesToAway rounding mode. *)
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val mk_rna : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the TowardPositive rounding mode. *)
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val mk_round_toward_positive : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the TowardPositive rounding mode. *)
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val mk_rtp : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the TowardNegative rounding mode. *)
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val mk_round_toward_negative : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the TowardNegative rounding mode. *)
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val mk_rtn : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the TowardZero rounding mode. *)
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val mk_round_toward_zero : context -> Expr.expr
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(** Create a numeral of RoundingMode sort which represents the TowardZero rounding mode. *)
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val mk_rtz : context -> Expr.expr
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end
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(** Create a FloatingPoint sort. *)
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val mk_sort : context -> int -> int -> Sort.sort
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(** Create the half-precision (16-bit) FloatingPoint sort.*)
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val mk_sort_half : context -> Sort.sort
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(** Create the half-precision (16-bit) FloatingPoint sort. *)
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val mk_sort_16 : context -> Sort.sort
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(** Create the single-precision (32-bit) FloatingPoint sort.*)
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val mk_sort_single : context -> Sort.sort
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(** Create the single-precision (32-bit) FloatingPoint sort. *)
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val mk_sort_32 : context -> Sort.sort
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(** Create the double-precision (64-bit) FloatingPoint sort. *)
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val mk_sort_double : context -> Sort.sort
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(** Create the double-precision (64-bit) FloatingPoint sort. *)
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val mk_sort_64 : context -> Sort.sort
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(** Create the quadruple-precision (128-bit) FloatingPoint sort. *)
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val mk_sort_quadruple : context -> Sort.sort
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(** Create the quadruple-precision (128-bit) FloatingPoint sort. *)
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val mk_sort_128 : context -> Sort.sort
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(** Create a floating-point NaN of a given FloatingPoint sort. *)
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val mk_nan : context -> Sort.sort -> Expr.expr
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(** Create a floating-point infinity of a given FloatingPoint sort. *)
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val mk_inf : context -> Sort.sort -> bool -> Expr.expr
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(** Create a floating-point zero of a given FloatingPoint sort. *)
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val mk_zero : context -> Sort.sort -> bool -> Expr.expr
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(** Create an expression of FloatingPoint sort from three bit-vector expressions.
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This is the operator named `fp' in the SMT FP theory definition.
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Note that \c sign is required to be a bit-vector of size 1. Significand and exponent
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are required to be greater than 1 and 2 respectively. The FloatingPoint sort
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of the resulting expression is automatically determined from the bit-vector sizes
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of the arguments. *)
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val mk_fp : context -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr
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(** Create a numeral of FloatingPoint sort from a float.
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This function is used to create numerals that fit in a float value.
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It is slightly faster than #Z3_mk_numeral since it is not necessary to parse a string. *)
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val mk_numeral_f : context -> float -> Sort.sort -> Expr.expr
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(** Create a numeral of FloatingPoint sort from a signed integer. *)
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val mk_numeral_i : context -> int -> Sort.sort -> Expr.expr
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(** Create a numeral of FloatingPoint sort from a sign bit and two integers. *)
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val mk_numeral_i_u : context -> bool -> int -> int -> Sort.sort -> Expr.expr
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(** Create a numeral of FloatingPoint sort from a string *)
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val mk_numeral_s : context -> string -> Sort.sort -> Expr.expr
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(** Indicates whether the terms is of floating-point sort. *)
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val is_fp : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point abs expression *)
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val is_abs : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point neg expression *)
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val is_neg : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point add expression *)
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val is_add : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point sub expression *)
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val is_sub : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point mul expression *)
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val is_mul : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point div expression *)
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val is_div : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point fma expression *)
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val is_fma : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point sqrt expression *)
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val is_sqrt : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point rem expression *)
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val is_rem : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point round_to_integral expression *)
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val is_round_to_integral : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point min expression *)
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val is_min : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point max expression *)
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val is_max : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point leq expression *)
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val is_leq : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point lt expression *)
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val is_lt : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point geqexpression *)
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val is_geq : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point gt expression *)
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val is_gt : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point eq expression *)
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val is_eq : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_normal expression *)
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val is_is_normal : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_subnormal expression *)
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val is_is_subnormal : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_zero expression *)
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val is_is_zero : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_infinite expression *)
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val is_is_infinite : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_nan expression *)
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val is_is_nan : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_negative expression *)
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val is_is_negative : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point is_positive expression *)
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val is_is_positive : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point to_fp expression *)
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val is_to_fp : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point to_fp_unsigned expression *)
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val is_to_fp_unsigned : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point to_ubv expression *)
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val is_to_ubv : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point to_sbv expression *)
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val is_to_sbv : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point to_real expression *)
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val is_to_real : Expr.expr -> bool
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(** Indicates whether an expression is a floating-point to_ieee_bv expression *)
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val is_to_ieee_bv : Expr.expr -> bool
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(** Returns a string representation of a numeral. *)
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val numeral_to_string : Expr.expr -> string
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(** Creates a floating-point constant. *)
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val mk_const : context -> Symbol.symbol -> Sort.sort -> Expr.expr
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(** Creates a floating-point constant. *)
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val mk_const_s : context -> string -> Sort.sort -> Expr.expr
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(** Floating-point absolute value *)
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val mk_abs : context -> Expr.expr -> Expr.expr
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(** Floating-point negation *)
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val mk_neg : context -> Expr.expr -> Expr.expr
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(** Floating-point addition *)
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val mk_add : context -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point subtraction *)
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val mk_sub : context -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point multiplication *)
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val mk_mul : context -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point division *)
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val mk_div : context -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point fused multiply-add. *)
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val mk_fma : context -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point square root *)
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val mk_sqrt : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point remainder *)
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val mk_rem : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point roundToIntegral.
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Rounds a floating-point number to the closest integer,
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again represented as a floating-point number. *)
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val mk_round_to_integral : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Minimum of floating-point numbers. *)
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val mk_min : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Maximum of floating-point numbers. *)
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val mk_max : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point less than or equal. *)
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val mk_leq : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point less than. *)
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val mk_lt : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point greater than or equal. *)
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val mk_geq : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point greater than. *)
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val mk_gt : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Floating-point equality. *)
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val mk_eq : context -> Expr.expr -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a normal floating-point number. *)
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val mk_is_normal : context -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a subnormal floating-point number. *)
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val mk_is_subnormal : context -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a floating-point number with zero value, i.e., +zero or -zero. *)
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val mk_is_zero : context -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a floating-point number representing +oo or -oo. *)
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val mk_is_infinite : context -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a NaN. *)
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val mk_is_nan : context -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a negative floating-point number. *)
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val mk_is_negative : context -> Expr.expr -> Expr.expr
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(** Predicate indicating whether t is a positive floating-point number. *)
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val mk_is_positive : context -> Expr.expr -> Expr.expr
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(** Conversion of a single IEEE 754-2008 bit-vector into a floating-point number. *)
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val mk_to_fp_bv : context -> Expr.expr -> Sort.sort -> Expr.expr
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(** Conversion of a FloatingPoint term into another term of different FloatingPoint sort. *)
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val mk_to_fp_float : context -> Expr.expr -> Expr.expr -> Sort.sort -> Expr.expr
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(** Conversion of a term of real sort into a term of FloatingPoint sort. *)
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val mk_to_fp_real : context -> Expr.expr -> Expr.expr -> Sort.sort -> Expr.expr
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(** Conversion of a 2's complement signed bit-vector term into a term of FloatingPoint sort. *)
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val mk_to_fp_signed : context -> Expr.expr -> Expr.expr -> Sort.sort -> Expr.expr
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(** Conversion of a 2's complement unsigned bit-vector term into a term of FloatingPoint sort. *)
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val mk_to_fp_unsigned : context -> Expr.expr -> Expr.expr -> Sort.sort -> Expr.expr
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(** C1onversion of a floating-point term into an unsigned bit-vector. *)
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val mk_to_fp_ubv : context -> Expr.expr -> Expr.expr -> int -> Expr.expr
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(** Conversion of a floating-point term into a signed bit-vector. *)
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val mk_to_fp_sbv : context -> Expr.expr -> Expr.expr -> int -> Expr.expr
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(** Conversion of a floating-point term into a real-numbered term. *)
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val mk_to_fp_real : context -> Expr.expr -> Expr.expr
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(** Retrieves the number of bits reserved for the exponent in a FloatingPoint sort. *)
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val get_ebits : context -> Sort.sort -> int
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(** Retrieves the number of bits reserved for the significand in a FloatingPoint sort. *)
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val get_sbits : context -> Sort.sort -> int
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(** Retrieves the sign of a floating-point literal. *)
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val get_numeral_sign : context -> Expr.expr -> bool * int
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(** Return the significand value of a floating-point numeral as a string. *)
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val get_numeral_significand_string : context -> Expr.expr -> string
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(** Return the exponent value of a floating-point numeral as a string *)
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val get_numeral_exponent_string : context -> Expr.expr -> string
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(** Return the exponent value of a floating-point numeral as a signed integer *)
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val get_numeral_exponent_int : context -> Expr.expr -> bool * int
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(** Conversion of a floating-point term into a bit-vector term in IEEE 754-2008 format. *)
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val mk_to_ieee_bv : context -> Expr.expr -> Expr.expr
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(** Conversion of a real-sorted significand and an integer-sorted exponent into a term of FloatingPoint sort. *)
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val mk_to_fp_real_int : context -> Expr.expr -> Expr.expr -> Expr.expr -> Sort.sort -> Expr.expr
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(** The string representation of a numeral *)
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val numeral_to_string : Expr.expr -> string
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end
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(** Functions to manipulate proof expressions *)
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module Proof :
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sig
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