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4a71579b | 1 | /* |
79bfeef6 | 2 | * Copyright (C) 2013-2023 Free Software Foundation, Inc. |
4a71579b PC |
3 | * |
4 | * This file is part of GNU lightning. | |
5 | * | |
6 | * GNU lightning is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU Lesser General Public License as published | |
8 | * by the Free Software Foundation; either version 3, or (at your option) | |
9 | * any later version. | |
10 | * | |
11 | * GNU lightning is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | |
14 | * License for more details. | |
15 | * | |
16 | * Authors: | |
17 | * Paulo Cesar Pereira de Andrade | |
18 | */ | |
19 | ||
20 | #ifndef _jit_ia64_h | |
21 | #define _jit_ia64_h | |
22 | ||
23 | #define JIT_HASH_CONSTS 1 | |
24 | #define JIT_NUM_OPERANDS 3 | |
25 | ||
26 | /* | |
27 | * Types | |
28 | */ | |
29 | #define JIT_FP _R4 /* Not abi specific */ | |
30 | typedef enum { | |
31 | #define JIT_R0 _R40 | |
32 | #define JIT_R1 _R41 | |
33 | #define JIT_R2 _R42 | |
34 | #define JIT_R3 _R43 | |
35 | #define JIT_V0 _R44 | |
36 | #define JIT_V1 _R45 | |
37 | #define JIT_V2 _R46 | |
38 | #define JIT_V3 _R47 | |
39 | #define jit_r_num() 4 | |
40 | #define jit_r(n) (_R40 + (n)) | |
41 | #define jit_v_num() 4 | |
42 | #define jit_v(n) (_R44 + (n)) | |
43 | _R0, /* constant - Always 0 */ | |
44 | _R1, /* special - Global Data pointer (gp) */ | |
45 | /* r2-r3 - scratch - Use with 22-bit immediate add - scratch */ | |
46 | _R2, _R3, | |
47 | /* r4-r7 - preserved */ | |
48 | _R4, _R5, _R6, _R7, | |
49 | _R8, /* scratch - Return value; structure/union return pointer */ | |
50 | /* r9-r11 - scratch - Return values */ | |
51 | _R9, _R10, _R11, | |
52 | _R12, /* special - Memory stack pointer (sp) */ | |
53 | _R13, /* special - Reserved as a thread pointer (tp)*/ | |
54 | /* r14-r31 - scratch */ | |
55 | _R31, _R30, | |
56 | _R29, _R28, _R27, _R26, _R25, _R24, _R23, _R22, | |
57 | _R21, _R20, _R19, _R18, _R17, _R16, _R15, _R14, | |
58 | /* r32-r39 - aka in0-in7 - Incoming register arguments */ | |
59 | _R32, _R33, _R34, _R35, _R36, _R37, _R38, _R39, | |
60 | /* r40-r127 - loc0...locn,out0...outn */ | |
61 | _R40, _R41, _R42, _R43, _R44, _R45, _R46, _R47, | |
62 | _R48, _R49, _R50, _R51, _R52, _R53, _R54, _R55, | |
63 | _R56, _R57, _R58, _R59, _R60, _R61, _R62, _R63, | |
64 | _R64, _R65, _R66, _R67, _R68, _R69, _R70, _R71, | |
65 | _R72, _R73, _R74, _R75, _R76, _R77, _R78, _R79, | |
66 | _R80, _R81, _R82, _R83, _R84, _R85, _R86, _R87, | |
67 | _R88, _R89, _R90, _R91, _R92, _R93, _R94, _R95, | |
68 | _R96, _R97, _R98, _R99, _R100, _R101, _R102, _R103, | |
69 | _R104, _R105, _R106, _R107, _R108, _R109, _R110, _R111, | |
70 | _R112, _R113, _R114, _R115, _R116, _R117, _R118, _R119, | |
71 | _R120, _R121, _R122, _R123, _R124, _R125, _R126, _R127, | |
72 | #define JIT_F0 _F16 | |
73 | #define JIT_F1 _F17 | |
74 | #define JIT_F2 _F18 | |
75 | #define JIT_F3 _F19 | |
76 | #define JIT_F4 _F20 | |
77 | #define JIT_F5 _F21 | |
78 | #define jit_f_num() 6 | |
79 | #define jit_f(n) (_F16 + (n)) | |
80 | _F0, /* constant - Always 0.0 */ | |
81 | _F1, /* constant - Always 1.0 */ | |
82 | /* f2-f5 - preserved */ | |
83 | _F2, _F3, _F4, _F5, | |
84 | /* f6-f7 - scratch */ | |
85 | _F6, _F7, | |
86 | /* f8-f15 - scratch - Argument/return registers */ | |
87 | _F8, _F9, _F10, _F11, _F12, _F13, _F14, _F15, | |
88 | /* f16-f31 - preserved */ | |
89 | _F16, _F17, _F18, _F19, _F20, _F21, _F22, _F23, | |
90 | _F24, _F25, _F26, _F27, _F28, _F29, _F30, _F31, | |
91 | /* f32-f127 - scratch - Rotating registers or scratch */ | |
92 | _F32, _F33, _F34, _F35, _F36, _F37, _F38, _F39, | |
93 | _F40, _F41, _F42, _F43, _F44, _F45, _F46, _F47, | |
94 | _F48, _F49, _F50, _F51, _F52, _F53, _F54, _F55, | |
95 | _F56, _F57, _F58, _F59, _F60, _F61, _F62, _F63, | |
96 | _F64, _F65, _F66, _F67, _F68, _F69, _F70, _F71, | |
97 | _F72, _F73, _F74, _F75, _F76, _F77, _F78, _F79, | |
98 | _F80, _F81, _F82, _F83, _F84, _F85, _F86, _F87, | |
99 | _F88, _F89, _F90, _F91, _F92, _F93, _F94, _F95, | |
100 | _F96, _F97, _F98, _F99, _F100, _F101, _F102, _F103, | |
101 | _F104, _F105, _F106, _F107, _F108, _F109, _F110, _F111, | |
102 | _F112, _F113, _F114, _F115, _F116, _F117, _F118, _F119, | |
103 | ||
104 | #if 0 | |
105 | /* Do not list these to not need an unique identifier larger | |
106 | * than 255 for jit_regset_t */ | |
107 | _F120, _F121, _F122, _F123, _F124, _F125, _F126, _F127, | |
108 | #endif | |
109 | ||
110 | /* Fake registers. Required because while "in" parameters start at r32, | |
111 | * "out" parameters start *after* registers allocated for temporaries, | |
112 | * and that are supposed to kept alive (what is desirable, that is, to | |
113 | * not spill/reload them in memory) */ | |
114 | _OUT0, _OUT1, _OUT2, _OUT3, _OUT4, _OUT5, _OUT6, _OUT7, | |
115 | ||
116 | #define JIT_NOREG _NOREG | |
117 | _NOREG, | |
118 | } jit_reg_t; | |
119 | ||
79bfeef6 PC |
120 | typedef struct { |
121 | jit_uint32_t clz : 1; | |
122 | } jit_cpu_t; | |
123 | ||
124 | /* | |
125 | * Initialization | |
126 | */ | |
127 | extern jit_cpu_t jit_cpu; | |
128 | ||
4a71579b | 129 | #endif /* _jit_ia64_h */ |