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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
set(CL_HEADERS_LIB cl_headers)
if(USE_PREBUILT_LLVM)
find_program(CLANG_COMMAND clang PATHS ${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH)
else()
set(CLANG_COMMAND $<TARGET_FILE:clang>)
endif()
if(CMAKE_CROSSCOMPILING AND NOT OPENCL_CLANG_BUILD_EXTERNAL)
build_native_tool(clang CLANG_COMMAND)
endif()
set(LINUX_RESOURCE_LINKER_COMMAND linux_resource_linker)
function(copy_file SRC DST)
add_custom_command(
OUTPUT ${DST}
MAIN_DEPENDENCY ${SRC}
COMMAND ${CMAKE_COMMAND} -E copy "${SRC}" "${DST}"
COMMENT "Copying '${SRC}' to ${DST}"
)
endfunction(copy_file)
if(USE_PREBUILT_LLVM)
if(EXISTS "${LLVM_LIBRARY_DIRS}/clang/${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}/")
set(OPENCL_HEADERS_DIR
"${LLVM_LIBRARY_DIRS}/clang/${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}/include/")
elseif(EXISTS "${LLVM_LIBRARY_DIRS}/clang/${LLVM_VERSION_MAJOR}/")
set(OPENCL_HEADERS_DIR
"${LLVM_LIBRARY_DIRS}/clang/${LLVM_VERSION_MAJOR}/include/")
else()
message(FATAL_ERROR "[OPENCL-CLANG] Couldn't find prebuilt LLVM include directory.")
endif()
else(USE_PREBUILT_LLVM)
set(OPENCL_HEADERS_DIR "${CLANG_SOURCE_DIR}/lib/Headers")
endif(USE_PREBUILT_LLVM)
copy_file(${OPENCL_HEADERS_DIR}/opencl-c.h opencl-c.h)
copy_file(${OPENCL_HEADERS_DIR}/opencl-c-base.h opencl-c-base.h)
copy_file(${CMAKE_CURRENT_SOURCE_DIR}/module.modulemap module.modulemap)
add_custom_target (
opencl.headers.target
DEPENDS
module.modulemap
opencl-c.h
opencl-c-base.h
)
function(create_pcm DST MODULE HEADER OPTS DEPS)
add_custom_command (
OUTPUT ${DST}
MAIN_DEPENDENCY ${MODMAP}
DEPENDS ${HEADER} ${DEPS} ${CLANG_COMMAND}
COMMAND
${CLANG_COMMAND} -cc1 -x cl
-I. -O0 ${OPTS}
-fmodules -fmodule-name=${MODULE} -fmodule-map-file-home-is-cwd
-emit-module "module.modulemap"
-fno-validate-pch
-o ${DST}
VERBATIM
COMMENT "Generating ${DST}"
)
endfunction(create_pcm)
set(CL12 "-cl-std=CL1.2")
set(CL20 "-cl-std=CL2.0")
set(CL30 "-cl-std=CL3.0")
# Add OpenCL C 3.0 Optional features
set(OPTS30 "-cl-ext=+__opencl_c_3d_image_writes,+__opencl_c_atomic_order_acq_rel,+__opencl_c_atomic_order_seq_cst,+__opencl_c_atomic_scope_device,+__opencl_c_atomic_scope_all_devices,+__opencl_c_device_enqueue,+__opencl_c_generic_address_space,+__opencl_c_images,+__opencl_c_int64,+__opencl_c_pipes,+__opencl_c_program_scope_global_variables,+__opencl_c_read_write_images,+__opencl_c_subgroups,+__opencl_c_work_group_collective_functions")
set(OPTS30_FP64 "-D__opencl_c_fp64=1")
set(SPIR_TRIPLE "-triple;spir-unknown-unknown")
set(SPIR64_TRIPLE "-triple;spir64-unknown-unknown")
if (BUILD_X64)
set(HOST_TRIPLE "${SPIR64_TRIPLE}")
else()
set(HOST_TRIPLE "${SPIR_TRIPLE}")
endif()
set(OPTS -cl-ext=+all,-cl_khr_fp64,-__opencl_c_fp64)
create_pcm(opencl-c-12-spir.pcm cl12spir opencl-c-base.h "${SPIR_TRIPLE};${CL12};${OPTS}" "${DEPS}")
create_pcm(opencl-c-20-spir.pcm cl20spir opencl-c-base.h "${SPIR_TRIPLE};${CL20};${OPTS}" "${DEPS}")
create_pcm(opencl-c-30-spir.pcm cl30spir opencl-c-base.h "${SPIR_TRIPLE};${CL30};${OPTS};${OPTS30}" "${DEPS}")
create_pcm(opencl-c-12-spir64.pcm cl12spir64 opencl-c-base.h "${SPIR64_TRIPLE};${CL12};${OPTS}" "${DEPS}")
create_pcm(opencl-c-20-spir64.pcm cl20spir64 opencl-c-base.h "${SPIR64_TRIPLE};${CL20};${OPTS}" "${DEPS}")
create_pcm(opencl-c-30-spir64.pcm cl30spir64 opencl-c-base.h "${SPIR64_TRIPLE};${CL30};${OPTS};${OPTS30}" "${DEPS}")
set(OPTS -cl-ext=+all)
create_pcm(opencl-c-12-spir-fp64.pcm cl12spirfp64 opencl-c-base.h "${SPIR_TRIPLE};${CL12};${OPTS}" "${DEPS}")
create_pcm(opencl-c-20-spir-fp64.pcm cl20spirfp64 opencl-c-base.h "${SPIR_TRIPLE};${CL20};${OPTS}" "${DEPS}")
create_pcm(opencl-c-30-spir-fp64.pcm cl30spirfp64 opencl-c-base.h "${SPIR_TRIPLE};${CL30};${OPTS};${OPTS30};${OPTS30_FP64}" "${DEPS}")
create_pcm(opencl-c-12-spir64-fp64.pcm cl12spir64fp64 opencl-c-base.h "${SPIR64_TRIPLE};${CL12};${OPTS}" "${DEPS}")
create_pcm(opencl-c-20-spir64-fp64.pcm cl20spir64fp64 opencl-c-base.h "${SPIR64_TRIPLE};${CL20};${OPTS}" "${DEPS}")
create_pcm(opencl-c-30-spir64-fp64.pcm cl30spir64fp64 opencl-c-base.h "${SPIR64_TRIPLE};${CL30};${OPTS};${OPTS30};${OPTS30_FP64}" "${DEPS}")
add_custom_target (
opencl.pcm.target
DEPENDS
opencl.headers.target
opencl-c-12-spir.pcm
opencl-c-20-spir.pcm
opencl-c-30-spir.pcm
opencl-c-12-spir64.pcm
opencl-c-20-spir64.pcm
opencl-c-30-spir64.pcm
opencl-c-12-spir-fp64.pcm
opencl-c-20-spir-fp64.pcm
opencl-c-30-spir-fp64.pcm
opencl-c-12-spir64-fp64.pcm
opencl-c-20-spir64-fp64.pcm
opencl-c-30-spir64-fp64.pcm
)
function(pack_to_obj SRC DST TAG)
add_custom_command (
OUTPUT ${DST}
DEPENDS ${SRC} ${LINUX_RESOURCE_LINKER_COMMAND}
COMMAND ${LINUX_RESOURCE_LINKER_COMMAND} "${SRC}" "${DST}" "${TAG}"
COMMENT "Packing ${SRC}"
)
endfunction(pack_to_obj)
if(WIN32)
list(APPEND CL_HEADERS_SRC OpenCL.rc)
else()
pack_to_obj(opencl-c.h opencl-c.h.cpp "PCM_OPENCL_C_H")
pack_to_obj(opencl-c-base.h opencl-c-base.h.cpp "PCM_OPENCL_C_BASE_H")
list(APPEND CL_HEADERS_SRC
opencl-c.h.cpp
opencl-c-base.h.cpp
opencl-c-12-spir.mod.cpp
opencl-c-20-spir.mod.cpp
opencl-c-30-spir.mod.cpp
opencl-c-12-spir64.mod.cpp
opencl-c-20-spir64.mod.cpp
opencl-c-30-spir64.mod.cpp
opencl-c-12-spir-fp64.mod.cpp
opencl-c-20-spir-fp64.mod.cpp
opencl-c-30-spir-fp64.mod.cpp
opencl-c-12-spir64-fp64.mod.cpp
opencl-c-20-spir64-fp64.mod.cpp
opencl-c-30-spir64-fp64.mod.cpp
module.modulemap.cpp
)
# note the .pcm -> .mod extension change
# this is a workaround for CMake bug that caused
# dependency cycle in generated build rules
pack_to_obj(opencl-c-12-spir.pcm opencl-c-12-spir.mod.cpp "PCM_OPENCL_C_12_SPIR_PCM")
pack_to_obj(opencl-c-20-spir.pcm opencl-c-20-spir.mod.cpp "PCM_OPENCL_C_20_SPIR_PCM")
pack_to_obj(opencl-c-30-spir.pcm opencl-c-30-spir.mod.cpp "PCM_OPENCL_C_30_SPIR_PCM")
pack_to_obj(opencl-c-12-spir64.pcm opencl-c-12-spir64.mod.cpp "PCM_OPENCL_C_12_SPIR64_PCM")
pack_to_obj(opencl-c-20-spir64.pcm opencl-c-20-spir64.mod.cpp "PCM_OPENCL_C_20_SPIR64_PCM")
pack_to_obj(opencl-c-30-spir64.pcm opencl-c-30-spir64.mod.cpp "PCM_OPENCL_C_30_SPIR64_PCM")
pack_to_obj(opencl-c-12-spir-fp64.pcm opencl-c-12-spir-fp64.mod.cpp "PCM_OPENCL_C_12_SPIR_FP64_PCM")
pack_to_obj(opencl-c-20-spir-fp64.pcm opencl-c-20-spir-fp64.mod.cpp "PCM_OPENCL_C_20_SPIR_FP64_PCM")
pack_to_obj(opencl-c-30-spir-fp64.pcm opencl-c-30-spir-fp64.mod.cpp "PCM_OPENCL_C_30_SPIR_FP64_PCM")
pack_to_obj(opencl-c-12-spir64-fp64.pcm opencl-c-12-spir64-fp64.mod.cpp "PCM_OPENCL_C_12_SPIR64_FP64_PCM")
pack_to_obj(opencl-c-20-spir64-fp64.pcm opencl-c-20-spir64-fp64.mod.cpp "PCM_OPENCL_C_20_SPIR64_FP64_PCM")
pack_to_obj(opencl-c-30-spir64-fp64.pcm opencl-c-30-spir64-fp64.mod.cpp "PCM_OPENCL_C_30_SPIR64_FP64_PCM")
pack_to_obj(module.modulemap module.modulemap.cpp "PCM_OPENCL_C_MODULE_MAP")
endif()
add_library(${CL_HEADERS_LIB} OBJECT
${CL_HEADERS_SRC}
)
add_dependencies(${CL_HEADERS_LIB} opencl.pcm.target)
install(FILES
${CMAKE_CURRENT_BINARY_DIR}/opencl-c.h
${CMAKE_CURRENT_BINARY_DIR}/opencl-c-base.h
${CMAKE_CURRENT_BINARY_DIR}/module.modulemap
DESTINATION include/cclang
)
|
