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GPUSched
gpusched_parser
Commits
b77d161e
Commit
b77d161e
authored
Jun 4, 2024
by
Nordine Feddal
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add vecAdd for test
parent
d5f1dda0
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src/vecAdd.cu
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b77d161e
#include
<stdlib.h>
// Start vectorAdd_float
/**
* CUDA Kernel Device code
*
* Computes the vector addition of A and B into C. The 3 vectors have the same
* number of elements numElements.
*/
__global__
void
vectorAdd_float
(
const
float
*
A
,
const
float
*
B
,
float
*
C
,
int
numElements
)
{
int
i
=
blockDim
.
x
*
blockIdx
.
x
+
threadIdx
.
x
;
if
(
i
<
numElements
)
{
C
[
i
]
=
A
[
i
]
+
B
[
i
];
}
}
// Start Parameters
float
*
vectorAdd_float_ha
;
float
*
vectorAdd_float_hb
;
float
*
vectorAdd_float_hc
;
constexpr
int
SIZE_float
=
10000
;
// End Parameters
// Start Init function
void
initialize_vectorAdd_float
()
{
vectorAdd_float_ha
=
(
float
*
)
malloc
(
SIZE_float
*
sizeof
(
float
));
vectorAdd_float_hb
=
(
float
*
)
malloc
(
SIZE_float
*
sizeof
(
float
));
vectorAdd_float_hc
=
(
float
*
)
malloc
(
SIZE_float
*
sizeof
(
float
));
float
*
vectorAdd_float_da
;
float
*
vectorAdd_float_db
;
float
*
vectorAdd_float_dc
;
cudaMalloc
(
&
vectorAdd_float_da
,
SIZE_float
*
sizeof
(
float
));
cudaMalloc
(
&
vectorAdd_float_db
,
SIZE_float
*
sizeof
(
float
));
cudaMalloc
(
&
vectorAdd_float_dc
,
SIZE_float
*
sizeof
(
float
));
for
(
int
i
=
0
;
i
<
SIZE_float
;
i
++
)
{
vectorAdd_float_ha
[
i
]
=
1.0
;
vectorAdd_float_hb
[
i
]
=
2.0
;
}
cudaMemcpy
(
vectorAdd_float_da
,
vectorAdd_float_ha
,
SIZE_float
*
sizeof
(
float
),
cudaMemcpyHostToDevice
);
cudaMemcpy
(
vectorAdd_float_db
,
vectorAdd_float_hb
,
SIZE_float
*
sizeof
(
float
),
cudaMemcpyHostToDevice
);
}
// End Init Function
// End vectorAdd_float
// Start vectorAdd_int
__global__
void
vectorAdd_int
(
const
int
*
A
,
const
int
*
B
,
int
*
C
,
int
numElements
)
{
int
i
=
blockDim
.
x
*
blockIdx
.
x
+
threadIdx
.
x
;
if
(
i
<
numElements
)
{
C
[
i
]
=
A
[
i
]
+
B
[
i
];
}
}
// Start Parameters
int
*
vectorAdd_int_ha
;
int
*
vectorAdd_int_hb
;
int
*
vectorAdd_int_hc
;
constexpr
int
SIZE_int
=
10000
;
// End Parameters
// Start Init function
void
initialize_vectorAdd_int
()
{
vectorAdd_int_ha
=
(
int
*
)
malloc
(
SIZE_int
*
sizeof
(
int
));
vectorAdd_int_hb
=
(
int
*
)
malloc
(
SIZE_int
*
sizeof
(
int
));
vectorAdd_int_hc
=
(
int
*
)
malloc
(
SIZE_int
*
sizeof
(
int
));
int
*
vectorAdd_int_da
;
int
*
vectorAdd_int_db
;
int
*
vectorAdd_int_dc
;
cudaMalloc
(
&
vectorAdd_int_da
,
SIZE_int
*
sizeof
(
int
));
cudaMalloc
(
&
vectorAdd_int_db
,
SIZE_int
*
sizeof
(
int
));
cudaMalloc
(
&
vectorAdd_int_dc
,
SIZE_int
*
sizeof
(
int
));
for
(
int
i
=
0
;
i
<
SIZE_int
;
i
++
)
{
vectorAdd_int_ha
[
i
]
=
1.0
;
vectorAdd_int_hb
[
i
]
=
2.0
;
}
cudaMemcpy
(
vectorAdd_int_da
,
vectorAdd_int_ha
,
SIZE_int
*
sizeof
(
int
),
cudaMemcpyHostToDevice
);
cudaMemcpy
(
vectorAdd_int_db
,
vectorAdd_int_hb
,
SIZE_int
*
sizeof
(
int
),
cudaMemcpyHostToDevice
);
}
// End Init Function
// End vectorAdd_int
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