Enable ARCH_HAS_FAST_MULTIPLIER and ARCH_SUPPORTS_INT128 for better code generation. These 2 configurations works fine on GCC-9.3 and GCC-10.1
Signed-off-by: Chenxi Mao <[email protected]> --- arch/riscv/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 128192e14ff2..f21b7e5188ca 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -26,6 +26,8 @@ config RISCV select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU select ARCH_WANT_FRAME_POINTERS select ARCH_WANT_HUGE_PMD_SHARE if 64BIT + select ARCH_HAS_FAST_MULTIPLIER + select ARCH_SUPPORTS_INT128 if GCC_VERSION >= 50000 || CC_IS_CLANG select CLONE_BACKWARDS select COMMON_CLK select EDAC_SUPPORT -- 2.25.1
