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f348b8ed6d
This improves integration with other projects. Like for example Guile already has files named jit.c and jit.h; it's easier to manage if lightening uses its own file names.
105 lines
2.8 KiB
C
105 lines
2.8 KiB
C
/*
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* Copyright (C) 2014-2017 Free Software Foundation, Inc.
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*
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* This file is part of GNU lightning.
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*
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* GNU lightning is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU lightning is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*
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* Authors:
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* Paulo Cesar Pereira de Andrade
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*/
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#ifndef _jit_alpha_h
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#define _jit_alpha_h
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#define JIT_HASH_CONSTS 1
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#define JIT_NUM_OPERANDS 3
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/*
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* Types
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*/
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#define JIT_FP _FP
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typedef enum {
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#define jit_r(i) (_S0 + (i))
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#define jit_r_num() 3
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#define jit_v(i) (_S3 + (i))
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#define jit_v_num() 3
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#define jit_f(i) (_F2 + (i))
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#define jit_f_num() 8
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/* Volatile - Assembly temporary register */
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_AT,
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/* Volatile - Return value register */
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_V0,
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/* Volatile - Temporary registers */
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_T0, _T1, _T2, _T3,
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_T4, _T5, _T6, _T7,
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_T8, _T9, _T10, _T11,
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/* FIXME Use callee save register for r0-r2 (instead of 12+ JIT_RN
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* and 6 JIT_VN because division must call a function)
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* FIX would be to create proper functions that do not clobber
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* registers and inject/inline them in the jit */
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#define JIT_R0 _S0
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#define JIT_R1 _S1
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#define JIT_R2 _S2
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#define JIT_V0 _S3
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#define JIT_V1 _S4
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#define JIT_V2 _S5
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/* Nonvolatile - Saved registers */
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_S0, _S1, _S2, _S3,
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_S4, _S5,
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/* Nonvolatile - Frame pointer */
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_FP,
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/* Volatile - Argument registers */
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_A5, _A4, _A3, _A2,
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_A1, _A0,
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/* Volatile - Return address register */
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_RA,
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/* Volatile - Temporary register */
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_PV,
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/* Nonvolatile - Global pointer */
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_GP,
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/* Nonvolatile - Stack pointer */
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_SP,
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/* Constant RAZ / writes ignored */
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_ZERO,
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#define JIT_F0 _F2
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#define JIT_F1 _F3
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#define JIT_F2 _F4
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#define JIT_F3 _F5
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#define JIT_F4 _F6
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#define JIT_F5 _F7
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#define JIT_F6 _F8
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#define JIT_F7 _F9
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/* Volatile - Return value register (real part) */
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_F0,
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/* Volatile - Return value register (imaginary part) */
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_F1,
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/* Nonvolatile - Saved registers */
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_F2, _F3, _F4, _F5,
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_F6, _F7, _F8, _F9,
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/* Volatile - Temporary registers */
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_F10, _F11, _F12, _F13,
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_F14, _F15,
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/* Volatile - Argument registers */
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_F21, _F20, _F19, _F18,
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_F17, _F16,
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/* Volatile - Temporary registers */
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_F22, _F23, _R24, _F25,
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_F26, _F27, _F28, _F29,
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_F30,
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/* Constant - RAZ / writes ignored */
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_F31,
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/* Lightning internal invalid register identifier */
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_NOREG,
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#define JIT_NOREG _NOREG
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} jit_reg_t;
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#endif /* _jit_alpha_h */
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