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>

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>
8f79125d · Zong Li · Palmer Dabbelt · d5fad48c · 8f79125d
Commit 8f79125d authored Jun 25, 2018 by Zong Li Committed by Palmer Dabbelt Jul 04, 2018
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arch/riscv/Kconfig arch/riscv/Kconfig +1 -0

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--- 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"