File size: 10,254 Bytes
26d5b81
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
cmake_minimum_required(VERSION 3.14)

option(NEUROFLOW_USE_CUDA "Enable CUDA/cuBLAS backend" OFF)

if(NEUROFLOW_USE_CUDA)
    project(neuroflow_core VERSION 1.0.0 LANGUAGES CXX CUDA)
else()
    project(neuroflow_core VERSION 1.0.0 LANGUAGES CXX)
endif()

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

option(NEUROFLOW_BUILD_TESTS "Build unit tests" OFF)
option(NEUROFLOW_BUILD_PYTHON "Build Python bindings" OFF)
option(NEUROFLOW_USE_AVX2 "Enable AVX2 SIMD" ON)
option(NEUROFLOW_USE_BLAS "Use external BLAS (OpenBLAS/MKL) for GEMM" ON)
option(NEUROFLOW_USE_AMP "Enable mixed precision training (FP16/BF16)" OFF)

if(MSVC)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3 /GR /EHsc /utf-8")
    if(NEUROFLOW_USE_AVX2)
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /arch:AVX2")
        message(STATUS "AVX2 SIMD enabled (MSVC)")
    endif()
    set(CMAKE_CXX_FLAGS_RELEASE "/O2 /DNDEBUG /GL")
    set(CMAKE_CXX_FLAGS_DEBUG "/Od /Zi /DDEBUG")
    find_package(OpenMP)
else()
    find_package(OpenMP REQUIRED)

    if(NEUROFLOW_USE_AVX2)
        include(CheckCXXCompilerFlag)
        check_cxx_compiler_flag("-mavx2" COMPILER_SUPPORTS_AVX2)
        if(COMPILER_SUPPORTS_AVX2)
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx2")
            message(STATUS "AVX2 SIMD enabled")
        else()
            message(STATUS "AVX2 not supported by compiler")
        endif()
    endif()

    set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG -march=native -mtune=native -funroll-loops -ffast-math -ftree-vectorize")
    set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -DDEBUG")
endif()


add_library(neuroflow_core STATIC
    src/tensor.cpp
    src/model.cpp
    src/weight_io.cpp
    src/tokenizer.cpp
    src/sampling.cpp
    src/causal_lm.cpp
    src/tensor_ops.cpp
    src/generative_model.cpp
    src/rope.cpp
    src/swiglu.cpp
    src/rms_norm.cpp
    src/adamw.cpp
    src/scheduler.cpp
    src/train_lm.cpp
    src/grad_scaler.cpp
    src/sft_train.cpp
    src/dpo_train.cpp
)

if(NEUROFLOW_USE_CUDA)
    find_package(CUDAToolkit REQUIRED)
    if(CUDAToolkit_VERSION VERSION_LESS "11.0")
        message(FATAL_ERROR "CUDA >= 11.0 required, found ${CUDAToolkit_VERSION}")
    endif()
    target_compile_definitions(neuroflow_core PUBLIC USE_CUDA)
    target_include_directories(neuroflow_core PUBLIC ${CUDAToolkit_INCLUDE_DIRS})
    target_link_libraries(neuroflow_core PUBLIC CUDA::cudart CUDA::cublas)
    target_sources(neuroflow_core PRIVATE src/cuda_context.cpp)
    set_source_files_properties(src/cuda_context.cpp PROPERTIES LANGUAGE CUDA)
    target_compile_options(neuroflow_core PRIVATE
        $<$<COMPILE_LANGUAGE:CUDA>:--generate-code=arch=compute_80,code=[sm_80,compute_80]>
        $<$<COMPILE_LANGUAGE:CUDA>:--expt-relaxed-constexpr>
        $<$<COMPILE_LANGUAGE:CUDA>:--extended-lambda>
    )
    set(NEUROFLOW_CUDA_FOUND TRUE)
    message(STATUS "CUDA backend enabled: ${CUDAToolkit_VERSION}")
else()
    set(NEUROFLOW_CUDA_FOUND FALSE)
endif()

target_include_directories(neuroflow_core PUBLIC
    ${CMAKE_CURRENT_SOURCE_DIR}/include
    ${CMAKE_CURRENT_SOURCE_DIR}/src
)

target_compile_definitions(neuroflow_core PRIVATE
    $<$<CONFIG:DEBUG>:DEBUG>
)

if(NEUROFLOW_USE_BLAS)
    find_package(BLAS)
    if(BLAS_FOUND)
        target_compile_definitions(neuroflow_core PUBLIC USE_CBLAS)
        target_link_libraries(neuroflow_core PUBLIC ${BLAS_LIBRARIES})
        if(BLAS_INCLUDE_DIRS)
            target_include_directories(neuroflow_core PUBLIC ${BLAS_INCLUDE_DIRS})
        endif()
        set(NEUROFLOW_BLAS_FOUND TRUE)
        message(STATUS "External BLAS found: ${BLAS_LIBRARIES}")
        message(STATUS "  NOTE: Set OPENBLAS_NUM_THREADS=1 at runtime to avoid thread oversubscription with OpenMP")
    else()
        set(OPENBLAS_DIR "${CMAKE_CURRENT_SOURCE_DIR}/third_party/openblas")
        if(EXISTS "${OPENBLAS_DIR}/include/cblas.h" AND EXISTS "${OPENBLAS_DIR}/lib/libscipy_openblas.lib")
            target_compile_definitions(neuroflow_core PUBLIC USE_CBLAS)
            target_include_directories(neuroflow_core PUBLIC "${OPENBLAS_DIR}/include")
            target_link_libraries(neuroflow_core PUBLIC "${OPENBLAS_DIR}/lib/libscipy_openblas.lib")
            set(NEUROFLOW_BLAS_FOUND TRUE)
            message(STATUS "Using bundled OpenBLAS from: ${OPENBLAS_DIR}")
            message(STATUS "  NOTE: Set OPENBLAS_NUM_THREADS=1 at runtime to avoid thread oversubscription with OpenMP")
        else()
            set(NEUROFLOW_BLAS_FOUND FALSE)
            message(STATUS "External BLAS not found, using built-in GEMM")
        endif()
    endif()
else()
    set(NEUROFLOW_BLAS_FOUND FALSE)
endif()

if(NEUROFLOW_USE_AMP)
    if(NOT NEUROFLOW_USE_CUDA)
        message(WARNING "NEUROFLOW_USE_AMP requires CUDA, enabling CUDA automatically")
        set(NEUROFLOW_USE_CUDA ON)
    endif()
    target_compile_definitions(neuroflow_core PUBLIC NEUROFLOW_USE_AMP)
    message(STATUS "Mixed precision training (AMP) enabled")
endif()

if(OpenMP_CXX_FOUND)
    target_link_libraries(neuroflow_core PUBLIC OpenMP::OpenMP_CXX)
endif()

add_executable(neuroflow_train_v2 src/train_v2.cpp)
target_link_libraries(neuroflow_train_v2 PRIVATE neuroflow_core)
if(OpenMP_CXX_FOUND)
    target_link_libraries(neuroflow_train_v2 PRIVATE OpenMP::OpenMP_CXX)
endif()


add_executable(neuroflow_infer_v2 src/infer_v2.cpp)
target_link_libraries(neuroflow_infer_v2 PRIVATE neuroflow_core)
if(OpenMP_CXX_FOUND)
    target_link_libraries(neuroflow_infer_v2 PRIVATE OpenMP::OpenMP_CXX)
endif()

add_executable(neuroflow_sft src/sft_main.cpp)
target_link_libraries(neuroflow_sft PRIVATE neuroflow_core)
if(OpenMP_CXX_FOUND)
    target_link_libraries(neuroflow_sft PRIVATE OpenMP::OpenMP_CXX)
endif()

add_executable(neuroflow_dpo src/dpo_main.cpp)
target_link_libraries(neuroflow_dpo PRIVATE neuroflow_core)
if(OpenMP_CXX_FOUND)
    target_link_libraries(neuroflow_dpo PRIVATE OpenMP::OpenMP_CXX)
endif()

if(NEUROFLOW_BUILD_TESTS)
    enable_testing()

    set(NEUROFLOW_TEST_INCLUDE ${CMAKE_CURRENT_SOURCE_DIR}/tests)

    add_executable(neuroflow_test_lm tests/test_lm_pathway.cpp)
    target_link_libraries(neuroflow_test_lm PRIVATE neuroflow_core)
    target_include_directories(neuroflow_test_lm PRIVATE ${NEUROFLOW_TEST_INCLUDE})
    add_test(NAME lm_pathway_test COMMAND neuroflow_test_lm)

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_tensor.cpp)
        add_executable(neuroflow_tensor_test tests/test_tensor.cpp)
        target_link_libraries(neuroflow_tensor_test PRIVATE neuroflow_core)
        target_include_directories(neuroflow_tensor_test PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME tensor_test COMMAND neuroflow_tensor_test)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_model.cpp)
        add_executable(neuroflow_model_test tests/test_model.cpp)
        target_link_libraries(neuroflow_model_test PRIVATE neuroflow_core)
        target_include_directories(neuroflow_model_test PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME model_test COMMAND neuroflow_model_test)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_rope.cpp)
        add_executable(neuroflow_test_rope tests/test_rope.cpp)
        target_link_libraries(neuroflow_test_rope PRIVATE neuroflow_core)
        target_include_directories(neuroflow_test_rope PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME rope_test COMMAND neuroflow_test_rope)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_swiglu.cpp)
        add_executable(neuroflow_test_swiglu tests/test_swiglu.cpp)
        target_link_libraries(neuroflow_test_swiglu PRIVATE neuroflow_core)
        target_include_directories(neuroflow_test_swiglu PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME swiglu_test COMMAND neuroflow_test_swiglu)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_rms_norm.cpp)
        add_executable(neuroflow_test_rms_norm tests/test_rms_norm.cpp)
        target_link_libraries(neuroflow_test_rms_norm PRIVATE neuroflow_core)
        target_include_directories(neuroflow_test_rms_norm PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME rms_norm_test COMMAND neuroflow_test_rms_norm)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_adamw.cpp)
        add_executable(neuroflow_test_adamw tests/test_adamw.cpp)
        target_link_libraries(neuroflow_test_adamw PRIVATE neuroflow_core)
        target_include_directories(neuroflow_test_adamw PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME adamw_test COMMAND neuroflow_test_adamw)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_scheduler.cpp)
        add_executable(neuroflow_test_scheduler tests/test_scheduler.cpp)
        target_link_libraries(neuroflow_test_scheduler PRIVATE neuroflow_core)
        target_include_directories(neuroflow_test_scheduler PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME scheduler_test COMMAND neuroflow_test_scheduler)
    endif()

    if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/test_gqa.cpp)
        add_executable(neuroflow_test_gqa tests/test_gqa.cpp)
        target_link_libraries(neuroflow_test_gqa PRIVATE neuroflow_core)
        target_include_directories(neuroflow_test_gqa PRIVATE ${NEUROFLOW_TEST_INCLUDE})
        add_test(NAME gqa_test COMMAND neuroflow_test_gqa)
    endif()

    message(STATUS "Unit tests enabled (built-in test framework)")
endif()

install(TARGETS neuroflow_core
    ARCHIVE DESTINATION lib
    LIBRARY DESTINATION lib
)

install(DIRECTORY include/neuroflow
    DESTINATION include
)

message(STATUS "")
message(STATUS "NeuroFlow Core Build Configuration:")
message(STATUS "  Version:        ${PROJECT_VERSION}")
message(STATUS "  C++ Standard:   ${CMAKE_CXX_STANDARD}")
message(STATUS "  Build Type:     ${CMAKE_BUILD_TYPE}")
message(STATUS "  AVX2:           ${NEUROFLOW_USE_AVX2}")
message(STATUS "  AMP:            ${NEUROFLOW_USE_AMP}")
message(STATUS "  Tests:          ${NEUROFLOW_BUILD_TESTS}")
message(STATUS "  Python:         ${NEUROFLOW_BUILD_PYTHON}")
message(STATUS "  OpenMP:         ${OpenMP_CXX_FOUND}")
message(STATUS "  BLAS:           ${NEUROFLOW_BLAS_FOUND}")
message(STATUS "  CUDA:           ${NEUROFLOW_CUDA_FOUND}")