experiments/STT-tensorflow
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Add int32 support to floor, ceil & rint

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Though the result is trivial, this avoids the need to call tf.cast if
receiving a int32 tensor from another operation.

PiperOrigin-RevId: 283883439
Change-Id: I351206bd165fbf681f0231886ec131522ddf83ed
This commit is contained in:
A. Unique TensorFlower 2019-12-04 18:43:25 -08:00 committed by TensorFlower Gardener
parent 6f96b26d9d
commit 5666233dc7
5 changed files with 6 additions and 50 deletions
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3
tensorflow/core/kernels/cwise_op_ceil.cc
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@ -16,8 +16,7 @@ limitations under the License.
#include "tensorflow/core/kernels/cwise_ops_common.h"
namespace tensorflow {
REGISTER4(UnaryOp, CPU, "Ceil", functor::ceil, float, Eigen::half, double,
int32);
REGISTER3(UnaryOp, CPU, "Ceil", functor::ceil, float, Eigen::half, double);
#if GOOGLE_CUDA || TENSORFLOW_USE_ROCM
REGISTER3(UnaryOp, GPU, "Ceil", functor::ceil, float, Eigen::half, double);

3
tensorflow/core/kernels/cwise_op_floor.cc
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@ -16,8 +16,7 @@ limitations under the License.
#include "tensorflow/core/kernels/cwise_ops_common.h"
namespace tensorflow {
REGISTER4(UnaryOp, CPU, "Floor", functor::floor, float, Eigen::half, double,
int32);
REGISTER3(UnaryOp, CPU, "Floor", functor::floor, float, Eigen::half, double);
#if GOOGLE_CUDA || TENSORFLOW_USE_ROCM
REGISTER3(UnaryOp, GPU, "Floor", functor::floor, float, Eigen::half, double);

2
tensorflow/core/kernels/cwise_op_rint.cc
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@ -16,7 +16,7 @@ limitations under the License.
#include "tensorflow/core/kernels/cwise_ops_common.h"
namespace tensorflow {
REGISTER3(UnaryOp, CPU, "Rint", functor::rint, float, double, int32);
REGISTER2(UnaryOp, CPU, "Rint", functor::rint, float, double);
#if GOOGLE_CUDA || TENSORFLOW_USE_ROCM
REGISTER2(UnaryOp, GPU, "Rint", functor::rint, float, double);
#endif

6
tensorflow/core/ops/math_ops.cc
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@ -349,19 +349,19 @@ REGISTER_OP("Sign")
REGISTER_OP("Floor")
.Input("x: T")
.Output("y: T")
.Attr("T: {bfloat16, half, float, double, int32}")
.Attr("T: {bfloat16, half, float, double}")
.SetShapeFn(shape_inference::UnchangedShape);
REGISTER_OP("Ceil")
.Input("x: T")
.Output("y: T")
.Attr("T: {bfloat16, half, float, double, int32}")
.Attr("T: {bfloat16, half, float, double}")
.SetShapeFn(shape_inference::UnchangedShape);
REGISTER_OP("Rint")
.Input("x: T")
.Output("y: T")
.Attr("T: {bfloat16, half, float, double, int32}")
.Attr("T: {bfloat16, half, float, double}")
.SetShapeFn(shape_inference::UnchangedShape);
// Declares cwise binary operations signature: 't, 't -> 't.

42
tensorflow/python/ops/math_ops_test.py
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@ -179,48 +179,6 @@ class RoundTest(test_util.TensorFlowTestCase):
self.assertAllClose(y_tf_np, y_np, atol=1e-2)
@test_util.run_all_in_graph_and_eager_modes
class FloorTest(test_util.TensorFlowTestCase):
def testFloor(self):
x = np.arange(-5.0, 5.0, .25)
for dtype in [np.float32, np.double, np.int32]:
x_np = np.array(x, dtype=dtype)
x_tf = constant_op.constant(x_np, shape=x_np.shape)
y_tf = math_ops.floor(x_tf)
y_tf_np = self.evaluate(y_tf)
y_np = np.floor(x_np)
self.assertAllClose(y_tf_np, y_np, atol=1e-2)
@test_util.run_all_in_graph_and_eager_modes
class CeilTest(test_util.TensorFlowTestCase):
def testCeil(self):
x = np.arange(-5.0, 5.0, .25)
for dtype in [np.float32, np.double, np.int32]:
x_np = np.array(x, dtype=dtype)
x_tf = constant_op.constant(x_np, shape=x_np.shape)
y_tf = math_ops.ceil(x_tf)
y_tf_np = self.evaluate(y_tf)
y_np = np.ceil(x_np)
self.assertAllClose(y_tf_np, y_np, atol=1e-2)
@test_util.run_all_in_graph_and_eager_modes
class RintTest(test_util.TensorFlowTestCase):
def testRint(self):
x = np.arange(-5.0, 5.0, .25)
for dtype in [np.float32, np.double, np.int32]:
x_np = np.array(x, dtype=dtype)
x_tf = constant_op.constant(x_np, shape=x_np.shape)
y_tf = math_ops.rint(x_tf)
y_tf_np = self.evaluate(y_tf)
y_np = np.rint(x_np)
self.assertAllClose(y_tf_np, y_np, atol=1e-2)
@test_util.run_all_in_graph_and_eager_modes
class ModTest(test_util.TensorFlowTestCase):