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体验新版 GitCode,发现更多精彩内容 >>
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5212b2a9
编写于
9月 17, 2018
作者:
D
dzhwinter
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差异文件
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2617ac9d
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Showing
1 changed file
with
18 addition
and
14 deletion
+18
-14
python/paddle/fluid/transpiler/memory_optimization_transpiler.py
...paddle/fluid/transpiler/memory_optimization_transpiler.py
+18
-14
未找到文件。
python/paddle/fluid/transpiler/memory_optimization_transpiler.py
浏览文件 @
5212b2a9
...
...
@@ -47,7 +47,6 @@ PRINT_LOG = False
class
ControlFlowGraph
(
object
):
def
__init__
(
self
,
program
,
ops
,
forward_num
,
skip_opt
):
self
.
_program
=
program
self
.
_dup_program
=
program
.
clone
()
self
.
_ops
=
ops
self
.
_forward_num
=
forward_num
self
.
_successors
=
defaultdict
(
set
)
...
...
@@ -230,8 +229,6 @@ class ControlFlowGraph(object):
for
x
in
defs_can_optimize
]
for
x
,
x_shape
in
out_pair
:
if
(
x
,
x_shape
)
in
self
.
pool
:
raise
ValueError
(
"x in pool, %s, %s"
%
(
x
,
x_shape
))
# If x is both in uses and defs, it can not be optimized!
if
x
in
self
.
_uses
[
i
]:
continue
...
...
@@ -239,14 +236,15 @@ class ControlFlowGraph(object):
cache_var
=
cache_pair
[
0
]
cache_shape
=
cache_pair
[
1
]
if
not
self
.
_has_var
(
block_desc
,
cache_var
,
is_forward
):
raise
ValueError
(
"cache"
,
cpt
.
to_text
(
cache_var
),
" Not exists!"
)
if
PRINT_LOG
:
print
(
"cache %s not exists!"
%
(
cpt
.
to_text
(
cache_var
)))
continue
if
x
==
cache_var
:
raise
ValueError
(
"x : "
,
cpt
.
to_text
(
x
),
" cache : "
,
cpt
.
to_text
(
cache_var
),
" is same var!"
)
if
PRINT_LOG
:
print
(
"x : "
,
cpt
.
to_text
(
x
),
" cache : "
,
cpt
.
to_text
(
cache_var
),
" is same var!"
)
break
x_dtype
=
self
.
_find_var
(
block_desc
,
x
,
is_forward
).
dtype
()
...
...
@@ -383,10 +381,13 @@ def memory_optimize(input_program, skip_opt_set=None, print_log=False, level=0):
Note: it doesn't not support subblock nested in subblock.
:param input_program(str): Input Program
:param print_log: whether to print debug log.
:param level: If level=0, reuse if the shape is completely equal, o
:return:
Args:
input_program(str): Input Program
skip_opt_set(set): vars wil be skipped in memory optimze
print_log(bool): whether to print debug log.
level(int): If level=0, reuse if the shape is completely equal, o
Returns:
None
"""
if
level
!=
0
and
level
!=
1
:
raise
ValueError
(
"only support opt_level 0 or 1."
)
...
...
@@ -407,6 +408,9 @@ def release_memory(input_program, skip_opt_set=None):
Args:
input_program(Program): The program will be inserted :code:`delete_op`.
skip_opt_set(set): vars wil be skipped in memory optimze
Returns:
None
"""
cfgs
=
_get_cfgs
(
input_program
)
for
cfg
in
cfgs
:
...
...
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