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+/*
+ * Copyright (C) 2013-2017 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU lightning.
+ *
+ * GNU lightning is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU lightning is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ * License for more details.
+ *
+ * Authors:
+ * Paulo Cesar Pereira de Andrade
+ */
+
+#ifndef _jit_s390_h
+#define _jit_s390_h
+
+#define JIT_HASH_CONSTS 1
+#define JIT_NUM_OPERANDS 2
+
+/*
+ * Types
+ */
+#define JIT_FP _R13
+typedef enum {
+#define jit_r(i) (_R12 + ((i) << 1))
+#define jit_r_num() 3
+#define jit_v(i) (_R11 + ((i) << 1))
+#define jit_v_num() 3
+#define jit_f(i) (_F8 + (i))
+#define jit_f_num() 6
+#define JIT_R0 _R12
+#define JIT_R1 _R10
+#define JIT_R2 _R8
+#define JIT_V0 _R11
+#define JIT_V1 _R9
+#define JIT_V2 _R7
+ _R0, _R1, /* Volatile */
+ _R12, /* Saved, GOT */
+ _R11, _R10, _R9, _R8, /* Saved */
+ _R7, /* Saved */
+ _R6, /* Saved, parameter */
+ _R5, _R4, _R3, /* Parameter passing */
+ _R2, /* Volatile, parameter and return value */
+ _R13, /* Saved, literal pool pointer */
+ _R14, /* Volatile, return address */
+ _R15, /* Saved, stack pointer */
+#define JIT_F0 _F8
+#define JIT_F1 _F9
+#define JIT_F2 _F10
+#define JIT_F3 _F11
+#define JIT_F4 _F12
+#define JIT_F5 _F13
+ _F1, _F3, _F5, _F7, /* Volatile */
+ _F14, _F15, _F8, _F9, /* Saved */
+ _F10, _F11, _F12, _F13, /* Saved */
+ _F6, _F4, _F2, /* Volatile, parameter */
+ _F0, /* Volatile, parameter and return value */
+ _NOREG,
+#define JIT_NOREG _NOREG
+} jit_reg_t;
+
+#endif /* _jit_s390_h */