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1 /**************************************************************************
2  *
3  * Copyright 2012 VMware, Inc.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 
29 #ifndef LP_BLD_MISC_H
30 #define LP_BLD_MISC_H
31 
32 
33 #include "lp_bld.h"
34 #include <llvm/Config/llvm-config.h>
35 #include <llvm-c/ExecutionEngine.h>
36 #include <llvm-c/Target.h>
37 
38 
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
43 /*
44  * some shaders use function pointers incorrectly so can't be relinked
45  * properly. (mostly the fallback fetch shaders).
46  * We should fix them, but the dont_cache flag can be set for now,
47  * so they don't end up getting cached at all.
48  */
49 struct lp_cached_code {
50    void *data;
51    size_t data_size;
52    bool dont_cache;
53    void *jit_obj_cache;
54 };
55 
56 struct lp_generated_code;
57 
58 extern LLVMTargetLibraryInfoRef
59 gallivm_create_target_library_info(const char *triple);
60 
61 extern void
62 gallivm_dispose_target_library_info(LLVMTargetLibraryInfoRef library_info);
63 
64 extern void
65 lp_set_target_options(void);
66 
67 
68 extern int
69 lp_build_create_jit_compiler_for_module(LLVMExecutionEngineRef *OutJIT,
70                                         struct lp_generated_code **OutCode,
71                                         struct lp_cached_code *cache_out,
72                                         LLVMModuleRef M,
73                                         LLVMMCJITMemoryManagerRef MM,
74                                         unsigned OptLevel,
75                                         char **OutError);
76 
77 extern void
78 lp_free_generated_code(struct lp_generated_code *code);
79 
80 extern LLVMMCJITMemoryManagerRef
81 lp_get_default_memory_manager();
82 
83 extern void
84 lp_free_memory_manager(LLVMMCJITMemoryManagerRef memorymgr);
85 
86 extern LLVMValueRef
87 lp_get_called_value(LLVMValueRef call);
88 
89 extern bool
90 lp_is_function(LLVMValueRef v);
91 
92 void
93 lp_free_objcache(void *objcache);
94 
95 void
96 lp_set_module_stack_alignment_override(LLVMModuleRef M, unsigned align);
97 #ifdef __cplusplus
98 }
99 #endif
100 
101 
102 #endif /* !LP_BLD_MISC_H */
103