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mtl-portals4: expand the source field of the match bits to 24 bits

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The source field was 16 bits which is not sufficient for many
current and future machines.  This commit expands the source field
to 24 bits and reduces the tag field from 32 bits to 24 bits.
Этот коммит содержится в:
Todd Kordenbrock 2015-04-22 10:43:59 -05:00
родитель 18b75bd40d
Коммит 3e437f6184
1 изменённых файлов: 14 добавлений и 12 удалений
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20
ompi/mca/mtl/portals4/mtl_portals4.h
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@ -135,15 +135,17 @@ extern mca_mtl_portals4_module_t ompi_mtl_portals4;
* +---- protocol
*/
#define MTL_PORTALS4_MAX_TAG ((1UL << 24) -1)
#define MTL_PORTALS4_PROTOCOL_MASK 0xF000000000000000ULL
#define MTL_PORTALS4_CONTEXT_MASK 0x0FFF000000000000ULL
#define MTL_PORTALS4_SOURCE_MASK 0x0000FFFF00000000ULL
#define MTL_PORTALS4_TAG_MASK 0x00000000FFFFFFFFULL
#define MTL_PORTALS4_SOURCE_MASK 0x0000FFFFFF000000ULL
#define MTL_PORTALS4_TAG_MASK 0x0000000000FFFFFFULL
#define MTL_PORTALS4_PROTOCOL_IGNR MTL_PORTALS4_PROTOCOL_MASK
#define MTL_PORTALS4_CONTEXT_IGNR MTL_PORTALS4_CONTEXT_MASK
#define MTL_PORTALS4_SOURCE_IGNR MTL_PORTALS4_SOURCE_MASK
#define MTL_PORTALS4_TAG_IGNR 0x000000007FFFFFFFULL
#define MTL_PORTALS4_TAG_IGNR 0x00000000007FFFFFULL
#define MTL_PORTALS4_SHORT_MSG 0x1000000000000000ULL
#define MTL_PORTALS4_LONG_MSG 0x2000000000000000ULL
@ -152,9 +154,9 @@ extern mca_mtl_portals4_module_t ompi_mtl_portals4;
#define MTL_PORTALS4_SET_SEND_BITS(match_bits, contextid, source, tag, type) \
{ \
match_bits = contextid; \
match_bits = (match_bits << 16); \
match_bits = (match_bits << 24); \
match_bits |= source; \
match_bits = (match_bits << 32); \
match_bits = (match_bits << 24); \
match_bits |= (MTL_PORTALS4_TAG_MASK & tag) | type; \
}
@ -165,14 +167,14 @@ extern mca_mtl_portals4_module_t ompi_mtl_portals4;
ignore_bits = MTL_PORTALS4_PROTOCOL_IGNR; \
\
match_bits = contextid; \
match_bits = (match_bits << 16); \
match_bits = (match_bits << 24); \
\
if (MPI_ANY_SOURCE == source) { \
match_bits = (match_bits << 32); \
match_bits = (match_bits << 24); \
ignore_bits |= MTL_PORTALS4_SOURCE_IGNR; \
} else { \
match_bits |= source; \
match_bits = (match_bits << 32); \
match_bits = (match_bits << 24); \
} \
\
if (MPI_ANY_TAG == tag) { \
@ -192,7 +194,7 @@ extern mca_mtl_portals4_module_t ompi_mtl_portals4;
#define MTL_PORTALS4_GET_TAG(match_bits) \
((int)(match_bits & MTL_PORTALS4_TAG_MASK))
#define MTL_PORTALS4_GET_SOURCE(match_bits) \
((int)((match_bits & MTL_PORTALS4_SOURCE_MASK) >> 32))
((int)((match_bits & MTL_PORTALS4_SOURCE_MASK) >> 24))
#define MTL_PORTALS4_SYNC_MSG 0x8000000000000000ULL