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guile/include/lightning/jit_alpha.h
2017-09-14 10:44:12 -04:00

105 lines
2.8 KiB
C

/*
* Copyright (C) 2014-2017 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_alpha_h
#define _jit_alpha_h
#define JIT_HASH_CONSTS 1
#define JIT_NUM_OPERANDS 3
/*
* Types
*/
#define JIT_FP _FP
typedef enum {
#define jit_r(i) (_S0 + (i))
#define jit_r_num() 3
#define jit_v(i) (_S3 + (i))
#define jit_v_num() 3
#define jit_f(i) (_F2 + (i))
#define jit_f_num() 8
/* Volatile - Assembly temporary register */
_AT,
/* Volatile - Return value register */
_V0,
/* Volatile - Temporary registers */
_T0, _T1, _T2, _T3,
_T4, _T5, _T6, _T7,
_T8, _T9, _T10, _T11,
/* FIXME Use callee save register for r0-r2 (instead of 12+ JIT_RN
* and 6 JIT_VN because division must call a function)
* FIX would be to create proper functions that do not clobber
* registers and inject/inline them in the jit */
#define JIT_R0 _S0
#define JIT_R1 _S1
#define JIT_R2 _S2
#define JIT_V0 _S3
#define JIT_V1 _S4
#define JIT_V2 _S5
/* Nonvolatile - Saved registers */
_S0, _S1, _S2, _S3,
_S4, _S5,
/* Nonvolatile - Frame pointer */
_FP,
/* Volatile - Argument registers */
_A5, _A4, _A3, _A2,
_A1, _A0,
/* Volatile - Return address register */
_RA,
/* Volatile - Temporary register */
_PV,
/* Nonvolatile - Global pointer */
_GP,
/* Nonvolatile - Stack pointer */
_SP,
/* Constant RAZ / writes ignored */
_ZERO,
#define JIT_F0 _F2
#define JIT_F1 _F3
#define JIT_F2 _F4
#define JIT_F3 _F5
#define JIT_F4 _F6
#define JIT_F5 _F7
#define JIT_F6 _F8
#define JIT_F7 _F9
/* Volatile - Return value register (real part) */
_F0,
/* Volatile - Return value register (imaginary part) */
_F1,
/* Nonvolatile - Saved registers */
_F2, _F3, _F4, _F5,
_F6, _F7, _F8, _F9,
/* Volatile - Temporary registers */
_F10, _F11, _F12, _F13,
_F14, _F15,
/* Volatile - Argument registers */
_F21, _F20, _F19, _F18,
_F17, _F16,
/* Volatile - Temporary registers */
_F22, _F23, _R24, _F25,
_F26, _F27, _F28, _F29,
_F30,
/* Constant - RAZ / writes ignored */
_F31,
/* Lightning internal invalid register identifier */
_NOREG,
#define JIT_NOREG _NOREG
} jit_reg_t;
#endif /* _jit_alpha_h */