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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_sparc_h | |
21 | #define _jit_sparc_h | |
22 | ||
23 | #define JIT_HASH_CONSTS 1 | |
24 | #define JIT_NUM_OPERANDS 3 | |
25 | ||
26 | /* | |
27 | * Types | |
28 | */ | |
29 | #define JIT_FP _FP | |
30 | typedef enum { | |
31 | #define jit_r(i) (_G2 + (i)) | |
32 | #define jit_r_num() 3 | |
33 | #define jit_v(i) (_L0 + (i)) | |
34 | #define jit_v_num() 8 | |
35 | #if __WORDSIZE == 32 | |
36 | # define jit_f(i) (_F0 + ((i) << 1)) | |
37 | # define jit_f_num() 8 | |
38 | #else | |
39 | # define jit_f(i) (_F32 - (i)) | |
40 | # define jit_f_num() 16 | |
41 | #endif | |
42 | #define JIT_R0 _G2 | |
43 | #define JIT_R1 _G3 | |
44 | #define JIT_R2 _G4 | |
45 | #define JIT_V0 _L0 | |
46 | #define JIT_V1 _L1 | |
47 | #define JIT_V2 _L2 | |
48 | #define JIT_V3 _L3 | |
49 | #define JIT_V4 _L4 | |
50 | #define JIT_V5 _L5 | |
51 | #define JIT_V6 _L6 | |
52 | #define JIT_V7 _L7 | |
53 | _G0, _G1, _G2, _G3, _G4, _G5, _G6, _G7, | |
54 | _O0, _O1, _O2, _O3, _O4, _O5, _SP, _O7, | |
55 | _L0, _L1, _L2, _L3, _L4, _L5, _L6, _L7, | |
56 | _I0, _I1, _I2, _I3, _I4, _I5, _FP, _I7, | |
57 | #if __WORDSIZE == 32 | |
58 | # define JIT_F0 _F0 | |
59 | # define JIT_F1 _F2 | |
60 | # define JIT_F2 _F4 | |
61 | # define JIT_F3 _F6 | |
62 | # define JIT_F4 _F8 | |
63 | # define JIT_F5 _F10 | |
64 | # define JIT_F6 _F12 | |
65 | # define JIT_F7 _F14 | |
66 | _F0, _F1, _F2, _F3, _F4, _F5, _F6, _F7, | |
67 | _F8, _F9, _F10, _F11, _F12, _F13, _F14, _F15, | |
68 | #else | |
69 | /* All single precision operations have a high cost due to being | |
70 | * stored on registers only encodable as double precision. | |
71 | * The cost is due to needing to move values to a register with | |
72 | * value <= 31. | |
73 | * This is a limitation due to using fixed named registers in | |
74 | * lightning. */ | |
75 | # define JIT_F0 _F32 | |
76 | # define JIT_F1 _F34 | |
77 | # define JIT_F2 _F36 | |
78 | # define JIT_F3 _F38 | |
79 | # define JIT_F4 _F40 | |
80 | # define JIT_F5 _F42 | |
81 | # define JIT_F6 _F44 | |
82 | # define JIT_F7 _F46 | |
83 | # define JIT_F8 _F48 | |
84 | # define JIT_F9 _F50 | |
85 | # define JIT_F10 _F52 | |
86 | # define JIT_F11 _F54 | |
87 | # define JIT_F12 _F56 | |
88 | # define JIT_F13 _F58 | |
89 | # define JIT_F14 _F60 | |
90 | # define JIT_F15 _F62 | |
91 | _F62, _F60, _F58, _F56, _F54, _F52, _F50, _F48, | |
92 | _F46, _F44, _F42, _F40, _F38, _F36, _F34, _F32, | |
93 | _F31, _F30, _F29, _F28, _F27, _F26, _F25, _F24, | |
94 | _F23, _F22, _F21, _F20, _F19, _F18, _F17, _F16, | |
95 | _F15, _F14, _F13, _F12, _F11, _F10, _F9, _F8, | |
96 | _F7, _F6, _F5, _F4, _F3, _F2, _F1, _F0, | |
97 | #endif | |
98 | #define JIT_NOREG _NOREG | |
99 | _NOREG, | |
100 | } jit_reg_t; | |
101 | ||
79bfeef6 PC |
102 | typedef struct { |
103 | jit_uint32_t lzcnt : 1; | |
104 | } jit_cpu_t; | |
105 | ||
106 | /* | |
107 | * Initialization | |
108 | */ | |
109 | extern jit_cpu_t jit_cpu; | |
110 | ||
4a71579b | 111 | #endif /* _jit_sparc_h */ |