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Diffstat (limited to 'mppa_k1c/Builtins1.v')
| -rw-r--r-- | mppa_k1c/Builtins1.v | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/mppa_k1c/Builtins1.v b/mppa_k1c/Builtins1.v new file mode 100644 index 00000000..3b5cd419 --- /dev/null +++ b/mppa_k1c/Builtins1.v @@ -0,0 +1,66 @@ +(* *********************************************************************) +(* *) +(* The Compcert verified compiler *) +(* *) +(* Xavier Leroy, Collège de France and Inria Paris *) +(* *) +(* Copyright Institut National de Recherche en Informatique et en *) +(* Automatique. All rights reserved. This file is distributed *) +(* under the terms of the GNU General Public License as published by *) +(* the Free Software Foundation, either version 2 of the License, or *) +(* (at your option) any later version. This file is also 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. +Require Import Builtins0. + +Inductive platform_builtin : Type := +| BI_fmin +| BI_fmax +| BI_fminf +| BI_fmaxf +| BI_fabsf +| BI_fma +| BI_fmaf. + +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_fabsf", BI_fabsf) + :: ("__builtin_fma", BI_fma) + :: ("__builtin_fmaf", BI_fmaf) + :: 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_fabsf => + mksignature (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 + 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_fabsf => mkbuiltin_n1t Tsingle Tsingle Float32.abs + | BI_fma => mkbuiltin_n3t Tfloat Tfloat Tfloat Tfloat Float.fma + | BI_fmaf => mkbuiltin_n3t Tsingle Tsingle Tsingle Tsingle Float32.fma + end. |