ports/openmpi
ports/openmpi
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Cleanup the code and add some more output.

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Correct a bug where the displacement was incorrectly computed in some cases.

This commit was SVN r5488.
Этот коммит содержится в:
George Bosilca 2005-04-22 04:51:15 +00:00
родитель d6b1d9805f
Коммит e3c2da5db6
1 изменённых файлов: 25 добавлений и 11 удалений
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36
src/datatype/dt_pack.c
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@ -25,6 +25,8 @@
#endif
#include <stdlib.h>
#define DO_DEBUG(INST)
static
int ompi_convertor_pack_general( ompi_convertor_t* pConvertor,
struct iovec* iov, uint32_t* out_size,
@ -38,7 +40,7 @@ int ompi_convertor_pack_general( ompi_convertor_t* pConvertor,
uint32_t advance; /* number of bytes that we should advance the buffer */
long disp_desc = 0; /* compute displacement for truncated data */
int bConverted = 0; /* number of bytes converted this time */
dt_desc_t *pData = pConvertor->pDesc;
ompi_datatype_t *pData = pConvertor->pDesc;
dt_elem_desc_t* pElem;
char* pOutput = pConvertor->pBaseBuf;
char* pInput;
@ -167,7 +169,7 @@ int ompi_convertor_pack_homogeneous_with_memcpy( ompi_convertor_t* pConv,
long lastDisp = 0, last_count = 0;
uint32_t space = iov[0].iov_len, last_blength = 0;
char* pDestBuf;
dt_desc_t* pData = pConv->pDesc;
ompi_datatype_t* pData = pConv->pDesc;
dt_elem_desc_t* pElems;
pDestBuf = iov[0].iov_base;
@ -306,7 +308,7 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
long lastDisp = 0, last_count = 0;
uint32_t space = *max_data, last_blength = 0, saveLength;
char *pDestBuf, *savePos;
dt_desc_t* pData = pConv->pDesc;
ompi_datatype_t* pData = pConv->pDesc;
dt_elem_desc_t* pElems;
if( pData->opt_desc.desc != NULL ) {
@ -357,6 +359,8 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
}
OMPI_DDT_SAFEGUARD_POINTER( savePos, copy_length,
pConv->pBaseBuf, pData, pConv->count );
DO_DEBUG( ompi_output( 0, "1. memcpy( %p, %p, %ld ) bConverted %ld space %ld pConv->bConverted %ld\n", pDestBuf, savePos,
copy_length, bConverted, space_on_iovec, pConv->bConverted ); );
MEMCPY( pDestBuf, savePos, copy_length );
savePos += copy_length;
pDestBuf += copy_length;
@ -411,10 +415,14 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
for( i = 0; i < last_count; i++ ) {
OMPI_DDT_SAFEGUARD_POINTER( pConv->pBaseBuf + lastDisp, pLast->extent,
pConv->pBaseBuf, pData, pConv->count );
DO_DEBUG (ompi_output( 0, "2. memcpy( %p, %p, %ld )\n", pDestBuf, pConv->pBaseBuf + lastDisp,
pLast->extent ); );
MEMCPY( pDestBuf, pConv->pBaseBuf + lastDisp, pLast->extent );
lastDisp += pElems[pos_desc].extent;
pDestBuf += pLast->extent;
}
DO_DEBUG( ompi_output( 0, "\t\tbConverted %ld space %ld pConv->bConverted %ld\n",
bConverted, space_on_iovec, pConv->bConverted ); );
i = pLast->extent * last_count; /* temporary value */
space_on_iovec -= i;
space -= i;
@ -485,6 +493,8 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
if( space_on_iovec > saveLength ) {
OMPI_DDT_SAFEGUARD_POINTER( savePos, saveLength,
pConv->pBaseBuf, pData, pConv->count );
DO_DEBUG( ompi_output( 0, "3. memcpy( %p, %p, %ld ) bConverted %ld space %ld pConv->bConverted %ld\n", pDestBuf, savePos,
saveLength, bConverted, space_on_iovec, pConv->bConverted ); );
MEMCPY( pDestBuf, savePos, saveLength );
pDestBuf += saveLength;
/* update the pack counters values */
@ -498,6 +508,8 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
}
OMPI_DDT_SAFEGUARD_POINTER( savePos, space_on_iovec,
pConv->pBaseBuf, pData, pConv->count );
DO_DEBUG( ompi_output( 0, "4. memcpy( %p, %p, %ld ) bConverted %ld space %ld pConv->bConverted %ld\n", pDestBuf, savePos,
space_on_iovec, bConverted, space_on_iovec, pConv->bConverted ); );
MEMCPY( pDestBuf, savePos, space_on_iovec );
/* let's prepare for the next round. As I keep trace of the amount that I still
* have to pack, the next time when I came here, I'll try to append something.
@ -513,16 +525,17 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
lastDisp += space_on_iovec;
/* check for the next step */
if( ++iov_pos == (*out_size) ) { /* are there more iovecs to fill ? */
pDestBuf = NULL;
space_on_iovec = 0;
last_count = 0;
last_blength = 0;
if( saveLength == 0 ) {
saveLength = last_blength;
last_blength = 0;
}
goto end_loop;
}
pDestBuf = iov[iov_pos].iov_base;
space_on_iovec = iov[iov_pos].iov_len;
} while(1); /* continue forever */
}
if( saveLength > space ) /* this will be the last element copied this time */
continue;
pos_desc++; /* advance to the next data */
@ -541,6 +554,7 @@ int ompi_convertor_pack_no_conversion( ompi_convertor_t* pConv,
if( ((*out_size) == iov_pos) || (iov[iov_pos].iov_base == NULL) ) *out_size = iov_pos;
else *out_size = iov_pos + 1;
assert( pConv->bConverted <= (pData->size * pConv->count) );
DO_DEBUG( ompi_output( 0, "--------------------------------------------------------------------\n" ); );
return (pConv->bConverted == (pData->size * pConv->count));
}
@ -554,7 +568,7 @@ ompi_convertor_pack_no_conv_contig( ompi_convertor_t* pConv,
uint32_t* max_data,
int* freeAfter )
{
dt_desc_t* pData = pConv->pDesc;
ompi_datatype_t* pData = pConv->pDesc;
dt_stack_t* pStack = pConv->pStack;
char *pSrc;
size_t length = pData->size * pConv->count - pConv->bConverted;
@ -610,7 +624,7 @@ ompi_convertor_pack_no_conv_contig_with_gaps( ompi_convertor_t* pConv,
uint32_t* max_data,
int* freeAfter )
{
dt_desc_t* pData = pConv->pDesc;
ompi_datatype_t* pData = pConv->pDesc;
dt_stack_t* pStack = pConv->pStack;
char *pSrc, *pDest;
size_t length = pData->size * pConv->count;
@ -741,7 +755,7 @@ ompi_convertor_pack_no_conv_contig_with_gaps( ompi_convertor_t* pConv,
extern int ompi_ddt_local_sizes[DT_MAX_PREDEFINED];
int32_t ompi_convertor_init_for_send( ompi_convertor_t* pConv,
uint32_t flags,
const dt_desc_t* datatype,
const ompi_datatype_t* datatype,
int32_t count,
const void* pUserBuf,
int32_t starting_pos,
@ -819,7 +833,7 @@ int32_t ompi_convertor_get_packed_size( const ompi_convertor_t* pConv, uint32_t*
int32_t ompi_convertor_get_unpacked_size( const ompi_convertor_t* pConv, uint32_t* pSize )
{
int i;
dt_desc_t* pData = pConv->pDesc;
ompi_datatype_t* pData = pConv->pDesc;
if( pConv->count == 0 ) {
*pSize = 0;