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matrix core
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‎.gitignore‎

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# Logs & profiling (add as needed)
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*.log
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perf.data*
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profile/
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# Backup files
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*.bak

‎CMakeLists.txt‎

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@@ -170,10 +170,4 @@ if(ENABLE_PORTCE_DEMO AND EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/portce)
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if(EMSCRIPTEN OR (NOT CMAKE_CROSSCOMPILING AND SDL2_FOUND))
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add_subdirectory(demo/portce)
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endif()
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endif()
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if(ENABLE_PORTCE_DEMO AND EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/portce)
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if(NOT CMAKE_CROSSCOMPILING AND SDL2_FOUND)
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add_subdirectory(apps/matrix/portce)
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endif()
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endif()
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endif()

‎apps/matrix/CMakeLists.txt‎

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cmake_minimum_required(VERSION 3.20)
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project(matrix_app_core C CXX)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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option(MATRIX_BUILD_CE "Build for TI-84 Plus CE via CEdevToolchain.cmake" OFF)
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option(MATRIX_ENABLE_TESTS "Build native tests" ON)
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option(MATRIX_STRICT_WARNINGS "Enable -Werror and extra warnings" ON)
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set(MATRIX_CORE_DIR "${CMAKE_CURRENT_LIST_DIR}/core")
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set(MATRIX_CORE_HEADERS
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${MATRIX_CORE_DIR}/include/matrix_core/arena.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/config.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/error.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/explanation.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/latex.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/matrix.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/matrix_core.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/ops.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/rational.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/row_ops.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/row_reduction.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/slab.hpp
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${MATRIX_CORE_DIR}/include/matrix_core/writer.hpp
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)
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set(MATRIX_CORE_SOURCES
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${MATRIX_CORE_DIR}/src/det_detail.cpp
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${MATRIX_CORE_DIR}/src/explanation.cpp
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${MATRIX_CORE_DIR}/src/latex_view.cpp
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${MATRIX_CORE_DIR}/src/matrix_view.cpp
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${MATRIX_CORE_DIR}/src/ops_basic_view.cpp
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${MATRIX_CORE_DIR}/src/ops_cramer.cpp
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${MATRIX_CORE_DIR}/src/ops_det_ondemand.cpp
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${MATRIX_CORE_DIR}/src/ops_det_replace_column_ondemand.cpp
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${MATRIX_CORE_DIR}/src/ops_inverse_ondemand.cpp
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${MATRIX_CORE_DIR}/src/ops_minor_cofactor_ondemand.cpp
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${MATRIX_CORE_DIR}/src/ops_rref_ondemand.cpp
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${MATRIX_CORE_DIR}/src/rational.cpp
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${MATRIX_CORE_DIR}/src/row_ops.cpp
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)
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if(MATRIX_BUILD_CE)
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# Self-contained CE builds (no dependency on root CMake)
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include(${CMAKE_CURRENT_LIST_DIR}/../../cmake/CEdevToolchain.cmake)
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cedev_add_program(
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TARGET matrix_core_smoke
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NAME "MCORE"
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DESCRIPTION "Matrix core smoke test (build-only)"
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SOURCES
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${MATRIX_CORE_SOURCES}
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${CMAKE_CURRENT_LIST_DIR}/core/ce/smoke_main.cpp
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INCLUDE_DIRECTORIES
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${MATRIX_CORE_DIR}/include
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CXX_MODE
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LIBLOAD
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keypadc
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)
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message(STATUS "Matrix core CE smoke build enabled")
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return()
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endif()
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# ---------------------------------------------------------------------------
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# Native library + tests
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# ---------------------------------------------------------------------------
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function(matrix_core_apply target_name)
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target_include_directories(${target_name} PRIVATE ${MATRIX_CORE_DIR}/include)
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target_compile_features(${target_name} PRIVATE cxx_std_20)
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target_compile_options(${target_name} PRIVATE
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-fno-exceptions
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-fno-rtti
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-Wframe-larger-than=127
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-Wno-error=frame-larger-than
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)
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if(MATRIX_STRICT_WARNINGS)
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target_compile_options(${target_name} PRIVATE
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-Wall -Wextra -Wpedantic -Werror
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-Wconversion -Wsign-conversion
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-Wshadow -Wdouble-promotion
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-Wformat=2 -Wformat-security
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-Wcast-qual -Wpointer-arith
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-Wswitch-enum -Wundef
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-Wnull-dereference -Wfloat-equal
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-Wredundant-decls -Wunreachable-code
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-Wimplicit-fallthrough
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)
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endif()
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endfunction()
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add_executable(matrix_profile_cramer
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/profile/profile_cramer.cpp
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)
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matrix_core_apply(matrix_profile_cramer)
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target_compile_options(matrix_profile_cramer PRIVATE -fstack-usage)
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if(MATRIX_ENABLE_TESTS)
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enable_testing()
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add_executable(test_rational
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_rational.cpp
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)
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matrix_core_apply(test_rational)
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add_executable(test_matrix_ops
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_matrix_ops.cpp
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)
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matrix_core_apply(test_matrix_ops)
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add_executable(test_rref
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_rref.cpp
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)
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matrix_core_apply(test_rref)
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add_executable(test_det
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_det.cpp
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)
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matrix_core_apply(test_det)
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add_executable(test_minor_cofactor
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_minor_cofactor.cpp
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)
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matrix_core_apply(test_minor_cofactor)
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add_executable(test_cramer
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_cramer.cpp
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)
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matrix_core_apply(test_cramer)
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add_executable(test_inverse
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${MATRIX_CORE_SOURCES}
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${MATRIX_CORE_HEADERS}
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${MATRIX_CORE_DIR}/tests/test_inverse.cpp
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)
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matrix_core_apply(test_inverse)
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add_test(NAME rational COMMAND test_rational)
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add_test(NAME matrix_ops COMMAND test_matrix_ops)
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add_test(NAME rref COMMAND test_rref)
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add_test(NAME det COMMAND test_det)
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add_test(NAME minor_cofactor COMMAND test_minor_cofactor)
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add_test(NAME cramer COMMAND test_cramer)
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add_test(NAME inverse COMMAND test_inverse)
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endif()

‎apps/matrix/CMakePresets.json‎

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{
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"version": 8,
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"configurePresets": [
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{
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"name": "native",
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"displayName": "Native (Debug)",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/../../build/matrix/native",
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"cacheVariables": {
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"CMAKE_C_COMPILER": "/usr/bin/clang",
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"CMAKE_CXX_COMPILER": "/usr/bin/clang++",
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"CMAKE_BUILD_TYPE": "Debug",
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"MATRIX_BUILD_CE": "OFF",
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"MATRIX_ENABLE_TESTS": "ON",
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"MATRIX_STRICT_WARNINGS": "ON"
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}
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},
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{
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"name": "native-asan",
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"displayName": "Native (ASAN/LSAN)",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/../../build/matrix/native-asan",
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"cacheVariables": {
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"CMAKE_C_COMPILER": "/usr/bin/clang",
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"CMAKE_CXX_COMPILER": "/usr/bin/clang++",
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"CMAKE_BUILD_TYPE": "Debug",
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"MATRIX_BUILD_CE": "OFF",
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"MATRIX_ENABLE_TESTS": "ON",
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"MATRIX_STRICT_WARNINGS": "OFF",
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"CMAKE_C_FLAGS": "-fsanitize=address -fno-omit-frame-pointer",
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"CMAKE_CXX_FLAGS": "-fsanitize=address -fno-omit-frame-pointer",
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"CMAKE_EXE_LINKER_FLAGS": "-fsanitize=address"
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}
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},
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{
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"name": "native-ubsan",
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"displayName": "Native (UBSAN)",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/../../build/matrix/native-ubsan",
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"cacheVariables": {
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"CMAKE_C_COMPILER": "/usr/bin/clang",
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"CMAKE_CXX_COMPILER": "/usr/bin/clang++",
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"CMAKE_BUILD_TYPE": "Debug",
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"MATRIX_BUILD_CE": "OFF",
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"MATRIX_ENABLE_TESTS": "ON",
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"MATRIX_STRICT_WARNINGS": "OFF",
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"CMAKE_C_FLAGS": "-fsanitize=undefined -fno-omit-frame-pointer",
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"CMAKE_CXX_FLAGS": "-fsanitize=undefined -fno-omit-frame-pointer",
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"CMAKE_EXE_LINKER_FLAGS": "-fsanitize=undefined"
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}
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},
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{
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"name": "native-lsan",
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"displayName": "Native (LSAN)",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/../../build/matrix/native-lsan",
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"cacheVariables": {
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"CMAKE_C_COMPILER": "/usr/bin/clang",
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"CMAKE_CXX_COMPILER": "/usr/bin/clang++",
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"CMAKE_BUILD_TYPE": "Debug",
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"MATRIX_BUILD_CE": "OFF",
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"MATRIX_ENABLE_TESTS": "ON",
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"MATRIX_STRICT_WARNINGS": "OFF",
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"CMAKE_C_FLAGS": "-fsanitize=leak -fno-omit-frame-pointer",
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"CMAKE_CXX_FLAGS": "-fsanitize=leak -fno-omit-frame-pointer",
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"CMAKE_EXE_LINKER_FLAGS": "-fsanitize=leak"
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}
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},
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{
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"name": "native-coverage",
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"displayName": "Native (Coverage)",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/../../build/matrix/native-coverage",
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"cacheVariables": {
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"CMAKE_C_COMPILER": "/usr/bin/clang",
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"CMAKE_CXX_COMPILER": "/usr/bin/clang++",
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"CMAKE_BUILD_TYPE": "Debug",
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"MATRIX_BUILD_CE": "OFF",
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"MATRIX_ENABLE_TESTS": "ON",
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"MATRIX_STRICT_WARNINGS": "OFF",
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"CMAKE_C_FLAGS": "-fprofile-instr-generate -fcoverage-mapping",
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"CMAKE_CXX_FLAGS": "-fprofile-instr-generate -fcoverage-mapping",
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"CMAKE_EXE_LINKER_FLAGS": "-fprofile-instr-generate"
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}
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},
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{
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"name": "ce",
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"displayName": "TI-84 Plus CE (smoke build)",
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"generator": "Ninja",
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"binaryDir": "${sourceDir}/../../build/matrix/ce",
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"cacheVariables": {
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"MATRIX_BUILD_CE": "ON"
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}
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}
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],
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"buildPresets": [
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{
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"name": "native",
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"configurePreset": "native"
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},
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{
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"name": "native-asan",
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"configurePreset": "native-asan"
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},
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{
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"name": "native-ubsan",
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"configurePreset": "native-ubsan"
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},
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{
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"name": "native-lsan",
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"configurePreset": "native-lsan"
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},
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{
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"name": "native-coverage",
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"configurePreset": "native-coverage"
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},
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{
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"name": "ce",
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"configurePreset": "ce"
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}
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],
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"testPresets": [
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{
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"name": "native",
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"configurePreset": "native",
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"output": {
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"outputOnFailure": true
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}
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}
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]
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}
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