MIPS: fix local_{add,sub}_return on MIPS64

Use "daddu/dsubu" for long int on MIPS64 instead of "addu/subu"

Fixes: 7232311ef14c ("local_t: mips extension")
Signed-off-by: Huang Pei <huangpei@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

diff --git a/arch/mips/include/asm/local.h b/arch/mips/include/asm/local.h
index ecda7295ddcd1750429f866bb0a6b2f003bb2e17..3fa634090388242e3f8246daf79f79645c303c1e 100644 (file)
--- a/arch/mips/include/asm/local.h
+++ b/arch/mips/include/asm/local.h
@@ -5,6 +5,7 @@
 #include <linux/percpu.h>
 #include <linux/bitops.h>
 #include <linux/atomic.h>
+#include <asm/asm.h>
 #include <asm/cmpxchg.h>
 #include <asm/compiler.h>
 #include <asm/war.h>
@@ -39,7 +40,7 @@ static __inline__ long local_add_return(long i, local_t * l)
                "       .set    arch=r4000                              \n"
                        __SYNC(full, loongson3_war) "                   \n"
                "1:"    __LL    "%1, %2         # local_add_return      \n"
-               "       addu    %0, %1, %3                              \n"
+                       __stringify(LONG_ADDU)  "       %0, %1, %3      \n"
                        __SC    "%0, %2                                 \n"
                "       beqzl   %0, 1b                                  \n"
                "       addu    %0, %1, %3                              \n"
@@ -55,7 +56,7 @@ static __inline__ long local_add_return(long i, local_t * l)
                "       .set    "MIPS_ISA_ARCH_LEVEL"                   \n"
                        __SYNC(full, loongson3_war) "                   \n"
                "1:"    __LL    "%1, %2         # local_add_return      \n"
-               "       addu    %0, %1, %3                              \n"
+                       __stringify(LONG_ADDU)  "       %0, %1, %3      \n"
                        __SC    "%0, %2                                 \n"
                "       beqz    %0, 1b                                  \n"
                "       addu    %0, %1, %3                              \n"
@@ -88,7 +89,7 @@ static __inline__ long local_sub_return(long i, local_t * l)
                "       .set    arch=r4000                              \n"
                        __SYNC(full, loongson3_war) "                   \n"
                "1:"    __LL    "%1, %2         # local_sub_return      \n"
-               "       subu    %0, %1, %3                              \n"
+                       __stringify(LONG_SUBU)  "       %0, %1, %3      \n"
                        __SC    "%0, %2                                 \n"
                "       beqzl   %0, 1b                                  \n"
                "       subu    %0, %1, %3                              \n"
@@ -104,7 +105,7 @@ static __inline__ long local_sub_return(long i, local_t * l)
                "       .set    "MIPS_ISA_ARCH_LEVEL"                   \n"
                        __SYNC(full, loongson3_war) "                   \n"
                "1:"    __LL    "%1, %2         # local_sub_return      \n"
-               "       subu    %0, %1, %3                              \n"
+                       __stringify(LONG_SUBU)  "       %0, %1, %3      \n"
                        __SC    "%0, %2                                 \n"
                "       beqz    %0, 1b                                  \n"
                "       subu    %0, %1, %3                              \n"