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| author | H. Peter Anvin <hpa@linux.intel.com> | 2013-01-25 16:31:21 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2013-01-25 16:31:21 -0800 |
| commit | 7b5c4a65cc27f017c170b025f8d6d75dabb11c6f (patch) | |
| tree | 05deacbc66a9f5c27147a6ea975211ae82281044 /lib/mpi | |
| parent | 3596f5bb0a6afd01a784bfe120f420edbbf82861 (diff) | |
| parent | 949db153b6466c6f7cad5a427ecea94985927311 (diff) | |
Merge tag 'v3.8-rc5' into x86/mm
The __pa() fixup series that follows touches KVM code that is not
present in the existing branch based on v3.7-rc5, so merge in the
current upstream from Linus.
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'lib/mpi')
| -rw-r--r-- | lib/mpi/longlong.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/lib/mpi/longlong.h b/lib/mpi/longlong.h index 678ce4f1e124..095ab157a521 100644 --- a/lib/mpi/longlong.h +++ b/lib/mpi/longlong.h @@ -641,7 +641,14 @@ do { \ ************** MIPS ***************** ***************************************/ #if defined(__mips__) && W_TYPE_SIZE == 32 -#if __GNUC__ > 2 || __GNUC_MINOR__ >= 7 +#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 4 +#define umul_ppmm(w1, w0, u, v) \ +do { \ + UDItype __ll = (UDItype)(u) * (v); \ + w1 = __ll >> 32; \ + w0 = __ll; \ +} while (0) +#elif __GNUC__ > 2 || __GNUC_MINOR__ >= 7 #define umul_ppmm(w1, w0, u, v) \ __asm__ ("multu %2,%3" \ : "=l" ((USItype)(w0)), \ @@ -666,7 +673,15 @@ do { \ ************** MIPS/64 ************** ***************************************/ #if (defined(__mips) && __mips >= 3) && W_TYPE_SIZE == 64 -#if __GNUC__ > 2 || __GNUC_MINOR__ >= 7 +#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 4 +#define umul_ppmm(w1, w0, u, v) \ +do { \ + typedef unsigned int __ll_UTItype __attribute__((mode(TI))); \ + __ll_UTItype __ll = (__ll_UTItype)(u) * (v); \ + w1 = __ll >> 64; \ + w0 = __ll; \ +} while (0) +#elif __GNUC__ > 2 || __GNUC_MINOR__ >= 7 #define umul_ppmm(w1, w0, u, v) \ __asm__ ("dmultu %2,%3" \ : "=l" ((UDItype)(w0)), \ |