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Merge pull request #22547 from dkurt:riscv_toolchain

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Detect RISC-V compiler from PATH environment variable
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Alexander Smorkalov 2022-09-21 16:08:10 +03:00 committed by GitHub
commit 71ae1cac5f
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1 changed files with 13 additions and 4 deletions
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17
platforms/linux/riscv64-gcc.toolchain.cmake
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@ -1,11 +1,20 @@
set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR riscv64)
set(RISCV_GCC_INSTALL_ROOT /opt/RISCV CACHE PATH "Path to GCC for RISC-V cross compiler installation directory")
set(CMAKE_SYSROOT ${RISCV_GCC_INSTALL_ROOT}/sysroot CACHE PATH "RISC-V sysroot")
if(NOT DEFINED CMAKE_C_COMPILER)
find_program(CMAKE_C_COMPILER NAMES riscv64-unknown-linux-gnu-gcc
PATHS /opt/RISCV/bin ENV PATH)
endif()
set(CMAKE_C_COMPILER ${RISCV_GCC_INSTALL_ROOT}/bin/riscv64-unknown-linux-gnu-gcc)
set(CMAKE_CXX_COMPILER ${RISCV_GCC_INSTALL_ROOT}/bin/riscv64-unknown-linux-gnu-g++)
if(NOT DEFINED CMAKE_CXX_COMPILER)
find_program(CMAKE_CXX_COMPILER NAMES riscv64-unknown-linux-gnu-g++
PATHS /opt/RISCV/bin ENV PATH)
endif()
get_filename_component(RISCV_GCC_INSTALL_ROOT ${CMAKE_C_COMPILER} DIRECTORY)
get_filename_component(RISCV_GCC_INSTALL_ROOT ${RISCV_GCC_INSTALL_ROOT} DIRECTORY)
set(CMAKE_SYSROOT ${RISCV_GCC_INSTALL_ROOT}/sysroot CACHE PATH "RISC-V sysroot")
# Don't run the linker on compiler check
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)