xref: /netbsd-src/sys/external/bsd/sljit/dist/sljit_src/sljitConfig.h (revision df1f0e7940fd57578c815aa062d342fdf2d37e7e)
1 /*	$NetBSD: sljitConfig.h,v 1.17 2020/03/05 15:18:55 riastradh Exp $	*/
2 
3 /*
4  *    Stack-less Just-In-Time compiler
5  *
6  *    Copyright Zoltan Herczeg (hzmester@freemail.hu). All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without modification, are
9  * permitted provided that the following conditions are met:
10  *
11  *   1. Redistributions of source code must retain the above copyright notice, this list of
12  *      conditions and the following disclaimer.
13  *
14  *   2. Redistributions in binary form must reproduce the above copyright notice, this list
15  *      of conditions and the following disclaimer in the documentation and/or other materials
16  *      provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
21  * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
23  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
26  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef _SLJIT_CONFIG_H_
30 #define _SLJIT_CONFIG_H_
31 
32 /* --------------------------------------------------------------------- */
33 /*  Custom defines                                                       */
34 /* --------------------------------------------------------------------- */
35 
36 /* Put your custom defines here. This empty section will never change
37    which helps maintaining patches (with diff / patch utilities). */
38 
39 /* --------------------------------------------------------------------- */
40 /*  Architecture                                                         */
41 /* --------------------------------------------------------------------- */
42 
43 /* Architecture selection. */
44 /* #define SLJIT_CONFIG_X86_32 1 */
45 /* #define SLJIT_CONFIG_X86_64 1 */
46 /* #define SLJIT_CONFIG_ARM_V5 1 */
47 /* #define SLJIT_CONFIG_ARM_V7 1 */
48 /* #define SLJIT_CONFIG_ARM_THUMB2 1 */
49 /* #define SLJIT_CONFIG_ARM_64 1 */
50 /* #define SLJIT_CONFIG_PPC_32 1 */
51 /* #define SLJIT_CONFIG_PPC_64 1 */
52 /* #define SLJIT_CONFIG_MIPS_32 1 */
53 /* #define SLJIT_CONFIG_MIPS_64 1 */
54 /* #define SLJIT_CONFIG_SPARC_32 1 */
55 /* #define SLJIT_CONFIG_TILEGX 1 */
56 
57 /* #define SLJIT_CONFIG_AUTO 1 */
58 /* #define SLJIT_CONFIG_UNSUPPORTED 1 */
59 
60 #include <machine/sljit_machdep.h>
61 
62 #if defined(_KERNEL) && !defined(SLJIT_MALLOC)
63 #define SLJIT_MALLOC(size, allocator_data) malloc((size), M_TEMP, M_WAITOK)
64 #endif
65 
66 #if defined(_KERNEL) && !defined(SLJIT_FREE)
67 #define SLJIT_FREE(ptr, allocator_data) free((ptr), M_TEMP)
68 #endif
69 
70 #if defined(_KERNEL) && !defined(SLJIT_CACHE_FLUSH)
71 #error "SLJIT_CACHE_FLUSH must be defined."
72 #endif
73 
74 
75 #ifdef _KERNEL
76 
77 #ifdef DIAGNOSTIC
78 #define SLJIT_DEBUG 1
79 #else
80 #define SLJIT_DEBUG 0
81 #endif
82 
83 #define SLJIT_ASSERT(x) KASSERT(x)
84 #define SLJIT_ASSERT_STOP() \
85 	panic("Should never been reached " __FILE__ ":%d\n", __LINE__)
86 #endif
87 
88 #ifdef _KERNEL
89 #define SLJIT_VERBOSE 0
90 #endif
91 
92 #ifdef _KERNEL
93 #define SLJIT_IS_FPU_AVAILABLE 0
94 #endif
95 
96 #ifdef _KERNEL
97 #include <sys/cdefs.h>
98 #include <sys/malloc.h>
99 #include <sys/param.h>
100 #endif
101 
102 /* --------------------------------------------------------------------- */
103 /*  Utilities                                                            */
104 /* --------------------------------------------------------------------- */
105 
106 /* Useful for thread-safe compiling of global functions. */
107 #ifndef SLJIT_UTIL_GLOBAL_LOCK
108 /* Enabled by default */
109 #define SLJIT_UTIL_GLOBAL_LOCK 1
110 #endif
111 
112 /* Implements a stack like data structure (by using mmap / VirtualAlloc). */
113 #ifndef SLJIT_UTIL_STACK
114 /* Enabled by default */
115 #define SLJIT_UTIL_STACK 1
116 #endif
117 
118 /* Single threaded application. Does not require any locks. */
119 #ifndef SLJIT_SINGLE_THREADED
120 /* Disabled by default. */
121 #define SLJIT_SINGLE_THREADED 0
122 #endif
123 
124 /* --------------------------------------------------------------------- */
125 /*  Configuration                                                        */
126 /* --------------------------------------------------------------------- */
127 
128 /* If SLJIT_STD_MACROS_DEFINED is not defined, the application should
129    define SLJIT_MALLOC, SLJIT_FREE, SLJIT_MEMCPY, and NULL. */
130 #ifndef SLJIT_STD_MACROS_DEFINED
131 /* Disabled by default. */
132 #define SLJIT_STD_MACROS_DEFINED 0
133 #endif
134 
135 /* Executable code allocation:
136    If SLJIT_EXECUTABLE_ALLOCATOR is not defined, the application should
137    define SLJIT_MALLOC_EXEC, SLJIT_FREE_EXEC, and SLJIT_EXEC_OFFSET. */
138 #ifndef SLJIT_EXECUTABLE_ALLOCATOR
139 /* Enabled by default. */
140 #define SLJIT_EXECUTABLE_ALLOCATOR 1
141 
142 /* When SLJIT_PROT_EXECUTABLE_ALLOCATOR is enabled SLJIT uses
143    an allocator which does not set writable and executable
144    permission flags at the same time. The trade-of is increased
145    memory consumption and disabled dynamic code modifications. */
146 #ifndef SLJIT_PROT_EXECUTABLE_ALLOCATOR
147 /* Disabled by default. */
148 #define SLJIT_PROT_EXECUTABLE_ALLOCATOR 0
149 #endif
150 
151 #endif
152 
153 /* Force cdecl calling convention even if a better calling
154    convention (e.g. fastcall) is supported by the C compiler.
155    If this option is enabled, C functions without
156    SLJIT_CALL can also be called from JIT code. */
157 #ifndef SLJIT_USE_CDECL_CALLING_CONVENTION
158 /* Disabled by default */
159 #define SLJIT_USE_CDECL_CALLING_CONVENTION 0
160 #endif
161 
162 /* Return with error when an invalid argument is passed. */
163 #ifndef SLJIT_ARGUMENT_CHECKS
164 /* Disabled by default */
165 #define SLJIT_ARGUMENT_CHECKS 0
166 #endif
167 
168 /* Debug checks (assertions, etc.). */
169 #ifndef SLJIT_DEBUG
170 /* Enabled by default */
171 #define SLJIT_DEBUG 1
172 #endif
173 
174 /* Verbose operations. */
175 #ifndef SLJIT_VERBOSE
176 /* Enabled by default */
177 #define SLJIT_VERBOSE 1
178 #endif
179 
180 /*
181   SLJIT_IS_FPU_AVAILABLE
182     The availability of the FPU can be controlled by SLJIT_IS_FPU_AVAILABLE.
183       zero value - FPU is NOT present.
184       nonzero value - FPU is present.
185 */
186 
187 /* For further configurations, see the beginning of sljitConfigInternal.h */
188 
189 #endif
190