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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2014-2018 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2019 Triad National Security, LLC. All rights
* reserved.
* Copyright (c) 2019 Google, LLC. All rights reserved.
* Copyright (c) 2021 Nanook Consulting. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "btl_ugni_rdma.h"
static gni_fma_cmd_type_t amo_cmds[][MCA_BTL_ATOMIC_LAST] = {
[PMIX_INT32] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC2_IADD_S,
[MCA_BTL_ATOMIC_LAND] = GNI_FMA_ATOMIC2_AND_S,
[MCA_BTL_ATOMIC_LOR] = GNI_FMA_ATOMIC2_OR_S,
[MCA_BTL_ATOMIC_LXOR] = GNI_FMA_ATOMIC2_XOR_S,
[MCA_BTL_ATOMIC_SWAP] = GNI_FMA_ATOMIC2_SWAP_S,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_IMIN_S,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_IMAX_S,
},
[PMIX_INT64] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC_ADD,
[MCA_BTL_ATOMIC_AND] = GNI_FMA_ATOMIC_AND,
[MCA_BTL_ATOMIC_OR] = GNI_FMA_ATOMIC_OR,
[MCA_BTL_ATOMIC_XOR] = GNI_FMA_ATOMIC_XOR,
[MCA_BTL_ATOMIC_SWAP] = GNI_FMA_ATOMIC2_SWAP,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_IMIN,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_IMAX,
},
[PMIX_FLOAT] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC2_FPADD_S,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_FPMIN_S,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_FPMAX_S,
},
[PMIX_DOUBLE] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC2_FPADD,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_FPMIN,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_FPMAX,
},
};
static gni_fma_cmd_type_t famo_cmds[][MCA_BTL_ATOMIC_LAST] = {
[PMIX_INT32] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC2_FIADD_S,
[MCA_BTL_ATOMIC_LAND] = GNI_FMA_ATOMIC2_FAND_S,
[MCA_BTL_ATOMIC_LOR] = GNI_FMA_ATOMIC2_FOR_S,
[MCA_BTL_ATOMIC_LXOR] = GNI_FMA_ATOMIC2_FXOR_S,
[MCA_BTL_ATOMIC_SWAP] = GNI_FMA_ATOMIC2_FSWAP_S,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_FIMIN_S,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_FIMAX_S,
},
[PMIX_INT64] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC_FADD,
[MCA_BTL_ATOMIC_AND] = GNI_FMA_ATOMIC_FAND,
[MCA_BTL_ATOMIC_OR] = GNI_FMA_ATOMIC_FOR,
[MCA_BTL_ATOMIC_XOR] = GNI_FMA_ATOMIC_FXOR,
[MCA_BTL_ATOMIC_SWAP] = GNI_FMA_ATOMIC2_FSWAP,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_FIMIN,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_FIMAX,
},
[PMIX_FLOAT] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC2_FFPADD_S,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_FFPMIN_S,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_FFPMAX_S,
},
[PMIX_DOUBLE] =
{
[MCA_BTL_ATOMIC_ADD] = GNI_FMA_ATOMIC2_FFPADD,
[MCA_BTL_ATOMIC_MIN] = GNI_FMA_ATOMIC2_FFPMIN,
[MCA_BTL_ATOMIC_MAX] = GNI_FMA_ATOMIC2_FFPMAX,
},
};
int mca_btl_ugni_aop(struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *endpoint,
uint64_t remote_address, mca_btl_base_registration_handle_t *remote_handle,
mca_btl_base_atomic_op_t op, uint64_t operand, int flags, int order,
mca_btl_base_rdma_completion_fn_t cbfunc, void *cbcontext, void *cbdata)
{
gni_mem_handle_t dummy = {0, 0};
mca_btl_ugni_post_descriptor_t post_desc;
int gni_op, type;
size_t size;
size = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? 4 : 8;
if (MCA_BTL_ATOMIC_FLAG_FLOAT & flags) {
type = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? PMIX_FLOAT : PMIX_DOUBLE;
} else {
type = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? PMIX_INT32 : PMIX_INT64;
}
gni_op = amo_cmds[type][op];
if (0 == gni_op) {
return OPAL_ERR_NOT_SUPPORTED;
}
init_post_desc(&post_desc, endpoint, order, GNI_POST_AMO, 0, dummy, remote_address,
remote_handle->gni_handle, size, 0, cbfunc, cbcontext, cbdata, NULL);
post_desc.gni_desc.amo_cmd = gni_op;
post_desc.gni_desc.first_operand = operand;
return mca_btl_ugni_endpoint_post_fma(endpoint, &post_desc);
}
int mca_btl_ugni_afop(struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *endpoint,
void *local_address, uint64_t remote_address,
mca_btl_base_registration_handle_t *local_handle,
mca_btl_base_registration_handle_t *remote_handle,
mca_btl_base_atomic_op_t op, uint64_t operand, int flags, int order,
mca_btl_base_rdma_completion_fn_t cbfunc, void *cbcontext, void *cbdata)
{
mca_btl_ugni_post_descriptor_t post_desc;
int gni_op, type;
size_t size;
size = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? 4 : 8;
if (MCA_BTL_ATOMIC_FLAG_FLOAT & flags) {
type = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? PMIX_FLOAT : PMIX_DOUBLE;
} else {
type = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? PMIX_INT32 : PMIX_INT64;
}
gni_op = famo_cmds[type][op];
if (0 == gni_op) {
return OPAL_ERR_NOT_SUPPORTED;
}
init_post_desc(&post_desc, endpoint, order, GNI_POST_AMO, (intptr_t) local_address,
local_handle->gni_handle, remote_address, remote_handle->gni_handle, size, 0,
cbfunc, cbcontext, cbdata, local_handle);
post_desc.gni_desc.amo_cmd = gni_op;
post_desc.gni_desc.first_operand = operand;
return mca_btl_ugni_endpoint_post_fma(endpoint, &post_desc);
}
int mca_btl_ugni_acswap(struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *endpoint,
void *local_address, uint64_t remote_address,
mca_btl_base_registration_handle_t *local_handle,
mca_btl_base_registration_handle_t *remote_handle, uint64_t compare,
uint64_t value, int flags, int order,
mca_btl_base_rdma_completion_fn_t cbfunc, void *cbcontext, void *cbdata)
{
mca_btl_ugni_post_descriptor_t post_desc;
size_t size;
int gni_op;
gni_op = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? GNI_FMA_ATOMIC2_FCSWAP_S : GNI_FMA_ATOMIC_CSWAP;
size = (MCA_BTL_ATOMIC_FLAG_32BIT & flags) ? 4 : 8;
init_post_desc(&post_desc, endpoint, order, GNI_POST_AMO, (intptr_t) local_address,
local_handle->gni_handle, remote_address, remote_handle->gni_handle, size, 0,
cbfunc, cbcontext, cbdata, local_handle);
post_desc.gni_desc.amo_cmd = gni_op;
post_desc.gni_desc.first_operand = compare;
post_desc.gni_desc.second_operand = value;
return mca_btl_ugni_endpoint_post_fma(endpoint, &post_desc);
}
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