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/*
* * Copyright (c) 2016 Intel Corporation. All rights reserved.
*/
#ifndef COMEX_IMPL_H_
#define COMEX_IMPL_H_
/* C and/or system headers */
#include <stdarg.h>
#include <stdio.h>
#include <execinfo.h>
/* 3rd party headers */
#include <mpi.h>
#include "rdma/fabric.h"
/* our headers */
#include "request.h"
#define HANDLE_UNDEFINED -1
#ifndef min
# define min(a,b) \
({ __typeof__ (a) _a = (a); \
__typeof__ (b) _b = (b); \
_a < _b ? _a : _b; })
#endif /* min */
#ifndef max
# define max(a,b) \
({ __typeof__ (a) _a = (a); \
__typeof__ (b) _b = (b); \
_a > _b ? _a : _b; })
#endif /* max */
#define unlikely(x_) __builtin_expect(!!(x_),0)
#define likely(x_) __builtin_expect(!!(x_),1)
#define INSERT_TO_LIST(root, item) \
do \
{ \
item->next = root; \
root = item; \
} while (0)
#define REMOVE_FROM_LIST(root, item, type) \
do \
{ \
if (root == item) \
root = item->next; \
else \
{ \
type* ptr = root; \
while (ptr) \
{ \
if (ptr->next == item) \
{ \
ptr->next = item->next; \
break; \
} \
else \
ptr = ptr->next; \
} \
} \
} while (0)
#include "fi_lock.h"
#define OFI_LOCK_INIT() \
do \
{ \
fastlock_init(&poll_lock); \
fastlock_init(&mutex_lock); \
fastlock_init(&acc_lock); \
} while(0)
#define OFI_LOCK_DESTROY() \
do \
{ \
fastlock_destroy(&poll_lock); \
fastlock_destroy(&mutex_lock); \
fastlock_destroy(&acc_lock); \
} while(0)
#define OFI_LOCK() fastlock_acquire(&poll_lock)
#define OFI_TRYLOCK() (!fastlock_tryacquire(&poll_lock))
#define OFI_UNLOCK() fastlock_release(&poll_lock);
#define OFI_CALL(ret, func) \
do \
{ \
OFI_LOCK(); \
ret = func; \
OFI_UNLOCK(); \
} while(0)
#define OFI_VCALL(func) \
do \
{ \
OFI_LOCK(); \
func; \
OFI_UNLOCK(); \
} while(0)
/* Logging macroses */
#define EXPR_CHKANDJUMP(ret, fmt, ...) \
do \
{ \
if (unlikely(!(ret))) \
{ \
err_printf("%s: " fmt, \
__FUNCTION__, ##__VA_ARGS__); \
goto fn_fail; \
} \
} while (0)
#define OFI_FAILED() assert(0)
#define COMEX_CHKANDJUMP(ret, fmt, ...) \
do \
{ \
if (unlikely(ret != COMEX_SUCCESS)) \
{ \
err_printf("(%u) %s:%d: " fmt, \
(unsigned)getpid(), \
__FUNCTION__, __LINE__, \
##__VA_ARGS__); \
goto fn_fail; \
} \
} while (0)
#define OFI_CHKANDJUMP(func, fmt, ...) \
do \
{ \
ssize_t __ret; \
OFI_CALL(__ret, func); \
if (unlikely(__ret < 0)) \
{ \
err_printf("(%u) %s: " fmt ": ret %d, error %s, ", \
(unsigned)getpid(), __FUNCTION__, \
##__VA_ARGS__, __ret, \
STR_ERROR(&ld_table, __ret)); \
OFI_FAILED(); \
goto fn_fail; \
} \
} while (0)
#define OFI_RETRY(func, ...) \
do \
{ \
ssize_t _ret; \
do { \
OFI_CALL(_ret, func); \
if (likely(_ret == 0)) break; \
if (_ret != -FI_EAGAIN) \
OFI_CHKANDJUMP(_ret, __VA_ARGS__); \
myofi_poll(0); \
} while (_ret == -FI_EAGAIN); \
} while (0)
#define MPI_CHKANDJUMP(ret, fmt, ...) \
do \
{ \
if (unlikely(ret != MPI_SUCCESS)) \
{ \
err_printf("(%u) %s: " fmt, \
(unsigned)getpid(), __FUNCTION__, \
##__VA_ARGS__); \
goto fn_fail; \
} \
} while (0)
#define PAUSE() \
do \
{ \
if (env_data.progress_thread && \
!pthread_equal(pthread_self(), tid)) \
sched_yield(); \
} while(0)
/*#define PAUSE() sched_yield()*/
static void err_printf(const char *fmt, ...)
{
va_list list;
va_start(list, fmt);
vfprintf(stderr, fmt, list);
va_end(list);
fprintf(stderr, "\n");
fflush(stderr);
}
/* Struct declaration */
typedef struct
{
MPI_Comm world_comm;
int proc;
int size;
int local_proc;
int local_size;
} local_state;
extern local_state l_state;
typedef struct local_window_t
{
struct fid_mr* mr_rma;
struct fid_mr* mr_atomics;
void* ptr;
struct local_window_t* next;
} local_window_t;
typedef struct ofi_window_t
{
int world_proc;
uint64_t key_rma;
uint64_t key_atomics;
uint64_t ptr; /* remote address */
size_t size; /* size of remote buffer */
struct peer_t* peer_rma;
struct peer_t* peer_atomics;
struct local_window_t* local;
struct ofi_window_t* next;
} ofi_window_t;
typedef struct strided_context_t
{
int datatype;
void* scale;
void* src;
void* dst;
int* count;
int proc;
comex_group_t group;
struct request_t* request;
int ops;
int is_get_op;
struct fi_msg_rma* msg;
ofi_window_t* wnd;
int cur_iov_idx;
void** src_array;
void** dst_array;
comex_giov_t* iov;
int iov_len;
} strided_context_t;
#define ATOMICS_PROTO_TAGMASK (779L << 32)
#define ATOMICS_DATA_TAGMASK (780L << 32)
#define ATOMICS_ACC_DATA_TAGMASK (781L << 32)
#define ATOMICS_ACC_CMPL_TAGMASK (782L << 32)
#define ATOMICS_MUTEX_TAGMASK (783L << 32)
#define ATOMICS_PROTO_IGNOREMASK (0)
/* struct used to store data required for fi_atomicmsg, used to free resources */
typedef struct acc_data_t
{
void* middle;
struct fi_msg_atomic* msg;
int proc;
} acc_data_t;
typedef enum op_type_t
{
ot_rma,
ot_atomic
} op_type_t;
typedef enum emulation_type_t
{
et_origin = 0,
et_target
} emulation_type_t;
typedef struct ofi_proto_t
{
int proc;
int op;
uint64_t tag;
} ofi_proto_t;
typedef struct ofi_rmw_t
{
ofi_proto_t proto;
uint64_t src;
int extra;
uint64_t addr;
} ofi_rmw_t;
typedef struct ofi_acc_t
{
ofi_proto_t proto;
int count; /* number of IOV elements expected */
uint64_t addr; /* target address to acc */
int len; /* length of every IOV element */
int posted; /* length of data in this packet */
char data[];
} ofi_acc_t;
typedef struct ofi_mutex_t
{
ofi_proto_t proto;
int num;
} ofi_mutex_t;
typedef union ofi_atomics_t
{
ofi_proto_t proto;
ofi_rmw_t rmw;
ofi_acc_t acc;
ofi_mutex_t mutex;
} ofi_atomics_t;
#define OFI_MUTEX_AM_LOCK 1024
#define OFI_MUTEX_AM_UNLOCK 1025
#endif /* COMEX_IMPL_H_ */
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