7cd209e5dc
iOS infrastructure: - cmake/ios.toolchain.cmake: Cross-compilation for iOS 17+ ARM64 - scripts/build_xcframework.sh: Builds device + simulator .xcframework - Package.swift: Swift Package Manager (C++20 target, ARM64 asm enabled) - UltrafastSecp256k1.podspec: CocoaPods with C++20 and optimizations Headers & module: - cpu/include/module.modulemap: Clang module for SPM/Xcode integration - cpu/include/UltrafastSecp256k1.hpp: Umbrella header (all public APIs) - cpu/include/secp256k1/types.hpp: Forwarding header for SPM compat CI/CD: - iOS device + simulator build jobs (macos-14 runner) - XCFramework artifact upload (30-day retention) Build: - .gitignore: !cmake/*.cmake exception for toolchain files Existing 5/5 tests still pass (no behavior changes).
56 lines
2.0 KiB
CMake
56 lines
2.0 KiB
CMake
# ============================================================================
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# iOS Cross-Compilation Toolchain for UltrafastSecp256k1
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# ============================================================================
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#
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# Usage (device):
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# cmake -S . -B build-ios \
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# -G Xcode \
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# -DCMAKE_TOOLCHAIN_FILE=cmake/ios.toolchain.cmake
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#
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# Usage (simulator):
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# cmake -S . -B build-ios-sim \
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# -G Xcode \
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# -DCMAKE_TOOLCHAIN_FILE=cmake/ios.toolchain.cmake \
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# -DIOS_PLATFORM=SIMULATOR
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#
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# ============================================================================
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set(CMAKE_SYSTEM_NAME iOS)
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set(CMAKE_OSX_DEPLOYMENT_TARGET "17.0" CACHE STRING "Minimum iOS deployment target")
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# Platform selection: OS (device arm64) or SIMULATOR (sim arm64)
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if(NOT DEFINED IOS_PLATFORM)
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set(IOS_PLATFORM "OS" CACHE STRING "iOS platform: OS (device) or SIMULATOR")
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endif()
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if(IOS_PLATFORM STREQUAL "SIMULATOR")
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set(CMAKE_OSX_SYSROOT iphonesimulator CACHE STRING "iOS Simulator SDK")
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else()
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set(CMAKE_OSX_SYSROOT iphoneos CACHE STRING "iOS Device SDK")
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endif()
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# ARM64 only (iOS 17+ dropped 32-bit and x86_64 simulator)
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set(CMAKE_OSX_ARCHITECTURES "arm64" CACHE STRING "Target architecture")
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# Disable code signing for library builds
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set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED "NO")
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set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY "")
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# Build static library only
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set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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# C++20
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set(CMAKE_CXX_STANDARD 20 CACHE STRING "C++ standard")
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set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE BOOL "Require C++ standard")
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# Disable components not needed for iOS library
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set(SECP256K1_BUILD_TESTS OFF CACHE BOOL "" FORCE)
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set(SECP256K1_BUILD_BENCH OFF CACHE BOOL "" FORCE)
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set(SECP256K1_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
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set(SECP256K1_BUILD_CUDA OFF CACHE BOOL "" FORCE)
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set(SECP256K1_BUILD_OPENCL OFF CACHE BOOL "" FORCE)
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set(SECP256K1_INSTALL OFF CACHE BOOL "" FORCE)
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# Enable ARM64 assembly (MUL/UMULH inline asm)
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set(SECP256K1_USE_ASM ON CACHE BOOL "" FORCE)
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