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(* *************************************************************)
(* *)
(* The Compcert verified compiler *)
(* *)
(* Sylvain Boulmé Grenoble-INP, VERIMAG *)
(* Xavier Leroy INRIA Paris-Rocquencourt *)
(* David Monniaux CNRS, VERIMAG *)
(* Cyril Six Kalray *)
(* *)
(* Copyright Kalray. Copyright VERIMAG. All rights reserved. *)
(* This file is distributed under the terms of the INRIA *)
(* Non-Commercial License Agreement. *)
(* *)
(* *************************************************************)
(** Platform-specific built-in functions *)
Require Import String Coqlib.
Require Import AST Integers Floats Values ExtFloats ExtValues.
Require Import Builtins0.
Inductive platform_builtin : Type :=
| BI_fmin
| BI_fmax
| BI_fminf
| BI_fmaxf
| BI_fma
| BI_fmaf
| BI_lround_ne
| BI_luround_ne
| BI_fp_udiv32
| BI_fp_udiv64
| BI_fp_umod32
| BI_fp_umod64
| BI_fp_sdiv32
| BI_fp_sdiv64
| BI_fp_smod32
| BI_fp_smod64
| BI_abs
| BI_absl.
Local Open Scope string_scope.
Definition platform_builtin_table : list (string * platform_builtin) :=
("__builtin_fmin", BI_fmin)
:: ("__builtin_fmax", BI_fmax)
:: ("__builtin_fminf", BI_fminf)
:: ("__builtin_fmaxf", BI_fmaxf)
:: ("__builtin_fma", BI_fma)
:: ("__builtin_fmaf", BI_fmaf)
:: ("__builtin_lround_ne", BI_lround_ne)
:: ("__builtin_luround_ne", BI_luround_ne)
:: ("__builtin_fp_udiv32", BI_fp_udiv32)
:: ("__builtin_fp_udiv64", BI_fp_udiv64)
:: ("__builtin_fp_umod32", BI_fp_umod32)
:: ("__builtin_fp_umod64", BI_fp_umod64)
:: ("__builtin_fp_sdiv32", BI_fp_sdiv32)
:: ("__builtin_fp_sdiv64", BI_fp_sdiv64)
:: ("__builtin_fp_smod32", BI_fp_smod32)
:: ("__builtin_fp_smod64", BI_fp_smod64)
:: ("__builtin_abs", BI_abs)
:: ("__builtin_absl", BI_absl)
:: nil.
Definition platform_builtin_sig (b: platform_builtin) : signature :=
match b with
| BI_fmin | BI_fmax =>
mksignature (Tfloat :: Tfloat :: nil) Tfloat cc_default
| BI_fminf | BI_fmaxf =>
mksignature (Tsingle :: Tsingle :: nil) Tsingle cc_default
| BI_fma =>
mksignature (Tfloat :: Tfloat :: Tfloat :: nil) Tfloat cc_default
| BI_fmaf =>
mksignature (Tsingle :: Tsingle :: Tsingle :: nil) Tsingle cc_default
| BI_lround_ne | BI_luround_ne =>
mksignature (Tfloat :: nil) Tlong cc_default
| BI_fp_udiv32 =>
mksignature (Tint :: Tint :: nil) Tint cc_default
| BI_fp_udiv64 =>
mksignature (Tlong :: Tlong :: nil) Tlong cc_default
| BI_fp_umod32 =>
mksignature (Tint :: Tint :: nil) Tint cc_default
| BI_fp_umod64 =>
mksignature (Tlong :: Tlong :: nil) Tlong cc_default
| BI_fp_sdiv32 =>
mksignature (Tint :: Tint :: nil) Tint cc_default
| BI_fp_sdiv64 =>
mksignature (Tlong :: Tlong :: nil) Tlong cc_default
| BI_fp_smod32 =>
mksignature (Tint :: Tint :: nil) Tint cc_default
| BI_fp_smod64 =>
mksignature (Tlong :: Tlong :: nil) Tlong cc_default
| BI_abs =>
mksignature (Tint :: nil) Tint cc_default
| BI_absl =>
mksignature (Tlong :: nil) Tlong cc_default
end.
Definition platform_builtin_sem (b: platform_builtin) : builtin_sem (sig_res (platform_builtin_sig b)) :=
match b with
| BI_fmin => mkbuiltin_n2t Tfloat Tfloat Tfloat ExtFloat.min
| BI_fmax => mkbuiltin_n2t Tfloat Tfloat Tfloat ExtFloat.max
| BI_fminf => mkbuiltin_n2t Tsingle Tsingle Tsingle ExtFloat32.min
| BI_fmaxf => mkbuiltin_n2t Tsingle Tsingle Tsingle ExtFloat32.max
| BI_fma => mkbuiltin_n3t Tfloat Tfloat Tfloat Tfloat Float.fma
| BI_fmaf => mkbuiltin_n3t Tsingle Tsingle Tsingle Tsingle Float32.fma
| BI_lround_ne => mkbuiltin_n1p Tfloat Tlong Float.to_long_ne
| BI_luround_ne => mkbuiltin_n1p Tfloat Tlong Float.to_longu_ne
| BI_fp_udiv32 => mkbuiltin_n2p Tint Tint Tint
(fun n1 n2 => if Int.eq n2 Int.zero
then None
else Some (Int.divu n1 n2))
| BI_fp_udiv64 => mkbuiltin_n2p Tlong Tlong Tlong
(fun n1 n2 => if Int64.eq n2 Int64.zero
then None
else Some (Int64.divu n1 n2))
| BI_fp_umod32 => mkbuiltin_n2p Tint Tint Tint
(fun n1 n2 => if Int.eq n2 Int.zero
then None
else Some (Int.modu n1 n2))
| BI_fp_umod64 => mkbuiltin_n2p Tlong Tlong Tlong
(fun n1 n2 => if Int64.eq n2 Int64.zero
then None
else Some (Int64.modu n1 n2))
| BI_fp_sdiv32 => mkbuiltin_n2p Tint Tint Tint
(fun n1 n2 => if Int.eq n2 Int.zero
then None
else Some (Int.divs n1 n2))
| BI_fp_sdiv64 => mkbuiltin_n2p Tlong Tlong Tlong
(fun n1 n2 => if Int64.eq n2 Int64.zero
then None
else Some (Int64.divs n1 n2))
| BI_fp_smod32 => mkbuiltin_n2p Tint Tint Tint
(fun n1 n2 => if Int.eq n2 Int.zero
then None
else Some (Int.mods n1 n2))
| BI_fp_smod64 => mkbuiltin_n2p Tlong Tlong Tlong
(fun n1 n2 => if Int64.eq n2 Int64.zero
then None
else Some (Int64.mods n1 n2))
| BI_abs => mkbuiltin_n1t Tint Tint ExtValues.int_abs
| BI_absl => mkbuiltin_n1t Tlong Tlong ExtValues.long_abs
end.
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