RISC-V: Select GENERIC_UCMPDI2 on RV32I

On 32-bit, it need to use __ucmpdi2, otherwise, it can't find the __ucmpdi2
symbol.

Signed-off-by: Zong Li <zong@andestech.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index f12680c..4764fde 100644 (file)
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -107,6 +107,7 @@ config ARCH_RV32I
        select GENERIC_LIB_ASHLDI3
        select GENERIC_LIB_ASHRDI3
        select GENERIC_LIB_LSHRDI3
+       select GENERIC_LIB_UCMPDI2
 
 config ARCH_RV64I
        bool "RV64I"