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/*
* Copyright (C) 2013-2019 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_ia64_h
#define _jit_ia64_h
#define JIT_HASH_CONSTS 1
#define JIT_NUM_OPERANDS 3
/*
* Types
*/
#define JIT_FP _R4 /* Not abi specific */
typedef enum {
#define JIT_R0 _R40
#define JIT_R1 _R41
#define JIT_R2 _R42
#define JIT_R3 _R43
#define JIT_V0 _R44
#define JIT_V1 _R45
#define JIT_V2 _R46
#define JIT_V3 _R47
#define jit_r_num() 4
#define jit_r(n) (_R40 + (n))
#define jit_v_num() 4
#define jit_v(n) (_R44 + (n))
_R0, /* constant - Always 0 */
_R1, /* special - Global Data pointer (gp) */
/* r2-r3 - scratch - Use with 22-bit immediate add - scratch */
_R2, _R3,
/* r4-r7 - preserved */
_R4, _R5, _R6, _R7,
_R8, /* scratch - Return value; structure/union return pointer */
/* r9-r11 - scratch - Return values */
_R9, _R10, _R11,
_R12, /* special - Memory stack pointer (sp) */
_R13, /* special - Reserved as a thread pointer (tp)*/
/* r14-r31 - scratch */
_R31, _R30,
_R29, _R28, _R27, _R26, _R25, _R24, _R23, _R22,
_R21, _R20, _R19, _R18, _R17, _R16, _R15, _R14,
/* r32-r39 - aka in0-in7 - Incoming register arguments */
_R32, _R33, _R34, _R35, _R36, _R37, _R38, _R39,
/* r40-r127 - loc0...locn,out0...outn */
_R40, _R41, _R42, _R43, _R44, _R45, _R46, _R47,
_R48, _R49, _R50, _R51, _R52, _R53, _R54, _R55,
_R56, _R57, _R58, _R59, _R60, _R61, _R62, _R63,
_R64, _R65, _R66, _R67, _R68, _R69, _R70, _R71,
_R72, _R73, _R74, _R75, _R76, _R77, _R78, _R79,
_R80, _R81, _R82, _R83, _R84, _R85, _R86, _R87,
_R88, _R89, _R90, _R91, _R92, _R93, _R94, _R95,
_R96, _R97, _R98, _R99, _R100, _R101, _R102, _R103,
_R104, _R105, _R106, _R107, _R108, _R109, _R110, _R111,
_R112, _R113, _R114, _R115, _R116, _R117, _R118, _R119,
_R120, _R121, _R122, _R123, _R124, _R125, _R126, _R127,
#define JIT_F0 _F16
#define JIT_F1 _F17
#define JIT_F2 _F18
#define JIT_F3 _F19
#define JIT_F4 _F20
#define JIT_F5 _F21
#define jit_f_num() 6
#define jit_f(n) (_F16 + (n))
_F0, /* constant - Always 0.0 */
_F1, /* constant - Always 1.0 */
/* f2-f5 - preserved */
_F2, _F3, _F4, _F5,
/* f6-f7 - scratch */
_F6, _F7,
/* f8-f15 - scratch - Argument/return registers */
_F8, _F9, _F10, _F11, _F12, _F13, _F14, _F15,
/* f16-f31 - preserved */
_F16, _F17, _F18, _F19, _F20, _F21, _F22, _F23,
_F24, _F25, _F26, _F27, _F28, _F29, _F30, _F31,
/* f32-f127 - scratch - Rotating registers or scratch */
_F32, _F33, _F34, _F35, _F36, _F37, _F38, _F39,
_F40, _F41, _F42, _F43, _F44, _F45, _F46, _F47,
_F48, _F49, _F50, _F51, _F52, _F53, _F54, _F55,
_F56, _F57, _F58, _F59, _F60, _F61, _F62, _F63,
_F64, _F65, _F66, _F67, _F68, _F69, _F70, _F71,
_F72, _F73, _F74, _F75, _F76, _F77, _F78, _F79,
_F80, _F81, _F82, _F83, _F84, _F85, _F86, _F87,
_F88, _F89, _F90, _F91, _F92, _F93, _F94, _F95,
_F96, _F97, _F98, _F99, _F100, _F101, _F102, _F103,
_F104, _F105, _F106, _F107, _F108, _F109, _F110, _F111,
_F112, _F113, _F114, _F115, _F116, _F117, _F118, _F119,
#if 0
/* Do not list these to not need an unique identifier larger
* than 255 for jit_regset_t */
_F120, _F121, _F122, _F123, _F124, _F125, _F126, _F127,
#endif
/* Fake registers. Required because while "in" parameters start at r32,
* "out" parameters start *after* registers allocated for temporaries,
* and that are supposed to kept alive (what is desirable, that is, to
* not spill/reload them in memory) */
_OUT0, _OUT1, _OUT2, _OUT3, _OUT4, _OUT5, _OUT6, _OUT7,
#define JIT_NOREG _NOREG
_NOREG,
} jit_reg_t;
#endif /* _jit_ia64_h */
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