linux-kernel - [PATCH v4 1/5] RISC-V: Build tishift only on 64-bit

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Message-Id: <bedaad30d6ab1102e195c50d8c919bcef70b3b24.1538535528.git.zongbox@gmail.com>
Date:   Wed,  3 Oct 2018 11:09:58 +0800
From:   Zong Li <zongbox@...il.com>
To:     palmer@...ive.com, aou@...s.berkeley.edu
Cc:     hch@...radead.org, zong@...estech.com,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Zong Li <zongbox@...il.com>
Subject: [PATCH v4 1/5] RISC-V: Build tishift only on 64-bit

Only RV64 supports 128 integer size.

Signed-off-by: Zong Li <zong@...estech.com>
---
 arch/riscv/lib/Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/riscv/lib/Makefile b/arch/riscv/lib/Makefile
index 445ec84..5739bd0 100644
--- a/arch/riscv/lib/Makefile
+++ b/arch/riscv/lib/Makefile
@@ -2,6 +2,7 @@ lib-y	+= delay.o
 lib-y	+= memcpy.o
 lib-y	+= memset.o
 lib-y	+= uaccess.o
-lib-y	+= tishift.o
+
+lib-(CONFIG_64BIT) += tishift.o
 
 lib-$(CONFIG_32BIT) += udivdi3.o
-- 
2.7.4