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authorIngo Molnar <mingo@kernel.org>2012-12-08 15:25:06 +0100
committerIngo Molnar <mingo@kernel.org>2012-12-08 15:25:06 +0100
commitf0b9abfb044649bc452fb2fb975ff2fd599cc6a3 (patch)
tree7800081c5cb16a4dfee1e57a70f3be90f7b50d9a /lib/mpi/longlong.h
parentadc1ef1e37358d3c17d1a74a58b2e104fc0bda15 (diff)
parent1b3c393cd43f22ead8a6a2f839efc6df8ebd7465 (diff)
Merge branch 'linus' into perf/core
Conflicts: tools/perf/Makefile tools/perf/builtin-test.c tools/perf/perf.h tools/perf/tests/parse-events.c tools/perf/util/evsel.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/mpi/longlong.h')
-rw-r--r--lib/mpi/longlong.h19
1 files changed, 17 insertions, 2 deletions
diff --git a/lib/mpi/longlong.h b/lib/mpi/longlong.h
index 678ce4f1e12..095ab157a52 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)), \