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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-12-18 10:22:27 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-12-18 10:22:27 +1100 |
| commit | 376bddd34433065aeb9b9a140870537feecf90ef (patch) | |
| tree | a40e2b84ad89f4b3ba968de65a4bf7ff6ccae835 /lib/mpi/longlong.h | |
| parent | d526e85f60fce9aa2a1432cbd06e3cf20c1644c8 (diff) | |
| parent | 667b504a2c411e4d5915a6e2260a3857ba9f797a (diff) | |
| download | linux-stable-376bddd34433065aeb9b9a140870537feecf90ef.tar.gz linux-stable-376bddd34433065aeb9b9a140870537feecf90ef.tar.bz2 linux-stable-376bddd34433065aeb9b9a140870537feecf90ef.zip | |
Merge remote-tracking branch 'agust/next' into next
Brings some 52xx updates. Also manually merged tools/perf/perf.h.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'lib/mpi/longlong.h')
| -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)), \ |