This repository has been archived by the owner on Sep 15, 2021. It is now read-only.
/
FindLLVM.cmake
136 lines (115 loc) · 5.78 KB
/
FindLLVM.cmake
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
# Detect LLVM and set various variable to link against the different component of LLVM
#
# NOTE: This is a modified version of the module originally found in the OpenGTL project
# at www.opengtl.org
#
# LLVM_BIN_DIR : directory with LLVM binaries
# LLVM_LIB_DIR : directory with LLVM library
# LLVM_INCLUDE_DIR : directory with LLVM include
#
# LLVM_COMPILE_FLAGS : compile flags needed to build a program using LLVM headers
# LLVM_LDFLAGS : ldflags needed to link
# LLVM_LIBS_CORE : ldflags needed to link against a LLVM core library
# LLVM_LIBS_JIT : ldflags needed to link against a LLVM JIT
# LLVM_LIBS_JIT_OBJECTS : objects you need to add to your source when using LLVM JIT
if (MSVC)
set(LLVM_ROOT "C:/Program Files/LLVM")
if (NOT IS_DIRECTORY ${LLVM_ROOT})
message(FATAL_ERROR "Could NOT find LLVM")
endif ()
message(STATUS "Found LLVM: ${LLVM_ROOT}")
set(LLVM_BIN_DIR ${LLVM_ROOT}/bin)
set(LLVM_LIB_DIR ${LLVM_ROOT}/lib)
set(LLVM_INCLUDE_DIR ${LLVM_ROOT}/include)
set(LLVM_COMPILE_FLAGS "")
set(LLVM_LDFLAGS "")
set(LLVM_LIBS_CORE LLVMLinker LLVMArchive LLVMBitWriter LLVMBitReader LLVMInstrumentation LLVMScalarOpts LLVMipo LLVMTransformUtils LLVMipa LLVMAnalysis LLVMTarget LLVMMC LLVMCore LLVMSupport LLVMSystem)
set(LLVM_LIBS_JIT LLVMX86AsmParser LLVMX86AsmPrinter LLVMX86CodeGen LLVMSelectionDAG LLVMAsmPrinter LLVMX86Info LLVMJIT LLVMExecutionEngine LLVMCodeGen LLVMScalarOpts LLVMTransformUtils LLVMipa LLVMAnalysis LLVMTarget LLVMMC LLVMCore LLVMSupport LLVMSystem)
set(LLVM_LIBS_JIT_OBJECTS "")
endif (MSVC)
if (LLVM_INCLUDE_DIR)
set(LLVM_FOUND TRUE)
else (LLVM_INCLUDE_DIR)
find_program(LLVM_CONFIG_EXECUTABLE
NAMES llvm-config
PATHS
/opt/local/bin
/opt/llvm/2.6/bin
/opt/llvm/bin
)
if(LLVM_CONFIG_EXECUTABLE)
MESSAGE(STATUS "LLVM llvm-config found at: ${LLVM_CONFIG_EXECUTABLE}")
else(LLVM_CONFIG_EXECUTABLE)
MESSAGE(FATAL_ERROR "Could NOT find LLVM")
endif(LLVM_CONFIG_EXECUTABLE)
MACRO(FIND_LLVM_LIBS LLVM_CONFIG_EXECUTABLE _libname_ LIB_VAR OBJECT_VAR)
exec_program( ${LLVM_CONFIG_EXECUTABLE} ARGS --libs ${_libname_} OUTPUT_VARIABLE ${LIB_VAR} )
STRING(REGEX MATCHALL "[^ ]*[.]o[ $]" ${OBJECT_VAR} ${${LIB_VAR}})
SEPARATE_ARGUMENTS(${OBJECT_VAR})
STRING(REGEX REPLACE "[^ ]*[.]o[ $]" "" ${LIB_VAR} ${${LIB_VAR}})
ENDMACRO(FIND_LLVM_LIBS)
# this function borrowed from PlPlot, Copyright (C) 2006 Alan W. Irwin
function(TRANSFORM_VERSION numerical_result version)
# internal_version ignores everything in version after any character that
# is not 0-9 or ".". This should take care of the case when there is
# some non-numerical data in the patch version.
#message(STATUS "DEBUG: version = ${version}")
string(REGEX REPLACE "^([0-9.]+).*$" "\\1" internal_version ${version})
# internal_version is normally a period-delimited triplet string of the form
# "major.minor.patch", but patch and/or minor could be missing.
# Transform internal_version into a numerical result that can be compared.
string(REGEX REPLACE "^([0-9]*).+$" "\\1" major ${internal_version})
string(REGEX REPLACE "^[0-9]*\\.([0-9]*).*$" "\\1" minor ${internal_version})
#string(REGEX REPLACE "^[0-9]*\\.[0-9]*\\.([0-9]*)$" "\\1" patch ${internal_version})
#if(NOT patch MATCHES "[0-9]+")
# set(patch 0)
#endif(NOT patch MATCHES "[0-9]+")
set(patch 0)
if(NOT minor MATCHES "[0-9]+")
set(minor 0)
endif(NOT minor MATCHES "[0-9]+")
if(NOT major MATCHES "[0-9]+")
set(major 0)
endif(NOT major MATCHES "[0-9]+")
#message(STATUS "DEBUG: internal_version = ${internal_version}")
#message(STATUS "DEBUG: major = ${major}")
#message(STATUS "DEBUG: minor= ${minor}")
#message(STATUS "DEBUG: patch = ${patch}")
math(EXPR internal_numerical_result
#"${major}*1000000 + ${minor}*1000 + ${patch}"
"${major}*1000000 + ${minor}*1000"
)
#message(STATUS "DEBUG: ${numerical_result} = ${internal_numerical_result}")
set(${numerical_result} ${internal_numerical_result} PARENT_SCOPE)
endfunction(TRANSFORM_VERSION)
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --version OUTPUT_VARIABLE LLVM_STRING_VERSION )
MESSAGE(STATUS "LLVM version: " ${LLVM_STRING_VERSION})
transform_version(LLVM_VERSION ${LLVM_STRING_VERSION})
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --bindir OUTPUT_VARIABLE LLVM_BIN_DIR )
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --libdir OUTPUT_VARIABLE LLVM_LIB_DIR )
#MESSAGE(STATUS "LLVM lib dir: " ${LLVM_LIB_DIR})
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --includedir OUTPUT_VARIABLE LLVM_INCLUDE_DIR )
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --cxxflags OUTPUT_VARIABLE LLVM_COMPILE_FLAGS )
MESSAGE(STATUS "LLVM CXX flags: " ${LLVM_COMPILE_FLAGS})
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --ldflags OUTPUT_VARIABLE LLVM_LDFLAGS )
MESSAGE(STATUS "LLVM LD flags: " ${LLVM_LDFLAGS})
exec_program(${LLVM_CONFIG_EXECUTABLE} ARGS --libs core ipa ipo instrumentation bitreader bitwriter linker OUTPUT_VARIABLE LLVM_LIBS_CORE )
MESSAGE(STATUS "LLVM core libs: " ${LLVM_LIBS_CORE})
IF(APPLE AND UNIVERSAL)
FIND_LLVM_LIBS( ${LLVM_CONFIG_EXECUTABLE} "jit native x86 PowerPC ARM" LLVM_LIBS_JIT LLVM_LIBS_JIT_OBJECTS )
ELSE(APPLE AND UNIVERSAL)
FIND_LLVM_LIBS( ${LLVM_CONFIG_EXECUTABLE} "jit native" LLVM_LIBS_JIT LLVM_LIBS_JIT_OBJECTS )
ENDIF(APPLE AND UNIVERSAL)
MESSAGE(STATUS "LLVM JIT libs: " ${LLVM_LIBS_JIT})
MESSAGE(STATUS "LLVM JIT objs: " ${LLVM_LIBS_JIT_OBJECTS})
if(LLVM_INCLUDE_DIR)
set(LLVM_FOUND TRUE)
endif(LLVM_INCLUDE_DIR)
if(LLVM_FOUND)
message(STATUS "Found LLVM: ${LLVM_INCLUDE_DIR}")
else(LLVM_FOUND)
if(LLVM_FIND_REQUIRED)
message(FATAL_ERROR "Could NOT find LLVM")
endif(LLVM_FIND_REQUIRED)
endif(LLVM_FOUND)
endif (LLVM_INCLUDE_DIR)