diff options
Diffstat (limited to 'arch/arm/include/asm/div64.h')
| -rw-r--r-- | arch/arm/include/asm/div64.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/arm/include/asm/div64.h b/arch/arm/include/asm/div64.h index e1f07764b0d6..7d919a9b32e5 100644 --- a/arch/arm/include/asm/div64.h +++ b/arch/arm/include/asm/div64.h @@ -74,7 +74,7 @@ static inline uint32_t __div64_32(uint64_t *n, uint32_t base) static inline uint64_t __arch_xprod_64(uint64_t m, uint64_t n, bool bias) { unsigned long long res; - unsigned int tmp = 0; + register unsigned int tmp asm("ip") = 0; if (!bias) { asm ( "umull %Q0, %R0, %Q1, %Q2\n\t" @@ -90,12 +90,12 @@ static inline uint64_t __arch_xprod_64(uint64_t m, uint64_t n, bool bias) : "r" (m), "r" (n) : "cc"); } else { - asm ( "umull %Q0, %R0, %Q1, %Q2\n\t" - "cmn %Q0, %Q1\n\t" - "adcs %R0, %R0, %R1\n\t" - "adc %Q0, %3, #0" - : "=&r" (res) - : "r" (m), "r" (n), "r" (tmp) + asm ( "umull %Q0, %R0, %Q2, %Q3\n\t" + "cmn %Q0, %Q2\n\t" + "adcs %R0, %R0, %R2\n\t" + "adc %Q0, %1, #0" + : "=&r" (res), "+&r" (tmp) + : "r" (m), "r" (n) : "cc"); } |