1 /**************************************************************************
3 * Copyright 2009 VMware, Inc.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
29 #include "pipe/p_compiler.h"
30 #include "util/u_cpu_detect.h"
31 #include "util/u_debug.h"
32 #include "lp_bld_debug.h"
33 #include "lp_bld_init.h"
37 unsigned gallivm_debug
= 0;
39 static const struct debug_named_value lp_bld_debug_flags
[] = {
40 { "tgsi", GALLIVM_DEBUG_TGSI
},
41 { "ir", GALLIVM_DEBUG_IR
},
42 { "asm", GALLIVM_DEBUG_ASM
},
43 { "nopt", GALLIVM_DEBUG_NO_OPT
},
49 LLVMModuleRef lp_build_module
= NULL
;
50 LLVMExecutionEngineRef lp_build_engine
= NULL
;
51 LLVMModuleProviderRef lp_build_provider
= NULL
;
52 LLVMTargetDataRef lp_build_target
= NULL
;
56 * Optimization values are:
59 * - 2: Default (-O2, -Os)
60 * - 3: Aggressive (-O3)
62 * See also CodeGenOpt::Level in llvm/Target/TargetMachine.h
64 enum LLVM_CodeGenOpt_Level
{
65 #if HAVE_LLVM >= 0x207
82 gallivm_debug
= debug_get_flags_option("GALLIVM_DEBUG", lp_bld_debug_flags
, 0 );
85 LLVMInitializeNativeTarget();
90 lp_build_module
= LLVMModuleCreateWithName("gallivm");
92 if (!lp_build_provider
)
93 lp_build_provider
= LLVMCreateModuleProviderForExistingModule(lp_build_module
);
95 if (!lp_build_engine
) {
96 enum LLVM_CodeGenOpt_Level optlevel
;
99 if (gallivm_debug
& GALLIVM_DEBUG_NO_OPT
) {
106 if (LLVMCreateJITCompiler(&lp_build_engine
, lp_build_provider
,
107 (unsigned)optlevel
, &error
)) {
108 _debug_printf("%s\n", error
);
109 LLVMDisposeMessage(error
);
114 if (!lp_build_target
)
115 lp_build_target
= LLVMGetExecutionEngineTargetData(lp_build_engine
);
120 /* For simulating less capable machines */
121 util_cpu_caps
.has_sse3
= 0;
122 util_cpu_caps
.has_ssse3
= 0;
123 util_cpu_caps
.has_sse4_1
= 0;
129 * Hack to allow the linking of release LLVM static libraries on a debug build.
132 * - http://social.msdn.microsoft.com/Forums/en-US/vclanguage/thread/7234ea2b-0042-42ed-b4e2-5d8644dfb57d
134 #if defined(_MSC_VER) && defined(_DEBUG)
137 _invalid_parameter_noinfo(void) {}