Conv weight fix (#692)

* change transpose func

* formatting

* fix tf file

* add tests, change broadcast

* formatting

* revert if statement

* add nonzero axis test

* formatting

* remove test and add test file
Co-authored-by: Paul Fultz II <pfultz2@yahoo.com>

src/include/migraphx/op/broadcast.hpp

@@ -49,8 +49,6 @@ struct broadcast
         if(std::all_of(
                broadcast_lens.cbegin(), broadcast_lens.cend(), [&](auto x) { return x == 1; }))
         {
-            if(axis != 0)
-                MIGRAPHX_THROW("BROADCAST: when broadcasting tensor of size 1, axis should be 0");
             return {t, broadcast_lens, std::move(bcast_strides)};
         }
         else

src/tf/tf.cpp

@@ -60,9 +60,7 @@ struct tf_parser
 
     instruction_ref to_kcxy(instruction_ref ins) const
     {
-        if(should_transpose(ins))
         return mm->add_instruction(op::transpose{{3, 2, 0, 1}}, ins);
-        return ins;
     }
 
     instruction_ref make_contiguous(instruction_ref ins) const
@@ -470,7 +468,7 @@ struct tf_parser
                 op.padding[1] = padding[1];
             }
         }
-        return mm->add_instruction(op, {l0, to_kcxy(args[1])});
+        return mm->add_instruction(op, {l0, weights});
     }
 
     instruction_ref parse_depthwiseconv(const std::string&,

test/op_shape_test.cpp

@@ -346,10 +346,13 @@ TEST_CASE(broadcast)
                      migraphx::op::broadcast{0, lens},
                      input);
     }
+
     {
         std::vector<std::size_t> lens{1, 1};
-        migraphx::shape input{migraphx::shape::float_type, {4, 1, 3}};
-        throws_shape(migraphx::op::broadcast{1, lens}, input);
+        migraphx::shape input{migraphx::shape::float_type, {1}, {0}};
+        expect_shape(migraphx::shape{migraphx::shape::float_type, {1, 1}, {0, 0}},
+                     migraphx::op::broadcast{1, lens},
+                     input);
     }
 
     {

test/tf/gen_tf_pb.py

@@ -145,6 +145,14 @@ def biasadd_test(g1):
         tf.nn.bias_add(g1_input, g2_input, name='bias_add1')
 
 
+@tf_test
+def biasadd_scalar_test(g1):
+    with g1.as_default():
+        g1_input = tf.compat.v1.placeholder(tf.float32, shape=(1, 1), name='0')
+        g2_const = tf.constant(1.0, tf.float32, shape=(1, ), name='1')
+        tf.nn.bias_add(g1_input, g2_const, name='bias_add1')
+
+
 @tf_test
 def cast_test(g1):
     with g1.as_default():
@@ -185,6 +193,23 @@ def conv_test(g1):
         tf.nn.conv2d(g1_input, g1_weights, [1, 1, 1, 1], "SAME", name='conv1')
 
 
+@tf_test
+def conv_nchw_test(g1):
+    with g1.as_default():
+        g1_input = tf.compat.v1.placeholder(tf.float32,
+                                            shape=(1, 3, 16, 16),
+                                            name='0')
+        g1_weights = tf.constant(value=1.0,
+                                 dtype=tf.float32,
+                                 shape=(3, 3, 3, 32),
+                                 name='1')
+        tf.nn.conv2d(g1_input,
+                     g1_weights, [1, 1, 1, 1],
+                     "SAME",
+                     data_format='NCHW',
+                     name='conv1')
+
+
 @tf_test
 def depthwiseconv_test(g1):
     with g1.as_default():
@@ -540,10 +565,12 @@ if __name__ == '__main__':
     batchnorm_test()
     batchnormv3_test()
     biasadd_test()
+    biasadd_scalar_test()
     cast_test()
     concat_test()
     const_test()
     conv_test()
+    conv_nchw_test()
     depthwiseconv_test()
     expanddims_test()
     gather_test()

test/tf/tf_test.cpp

@@ -196,6 +196,23 @@ TEST_CASE(biasadd_test)
     EXPECT(p == prog);
 }
 
+TEST_CASE(biasadd_scalar_test)
+{
+    migraphx::program p;
+
+    auto* mm = p.get_main_module();
+    migraphx::shape s0{migraphx::shape::float_type, {1, 1}};
+    uint64_t axis = 1;
+    auto l0       = mm->add_parameter("0", s0);
+    auto l1       = mm->add_literal(
+        migraphx::literal{migraphx::shape{migraphx::shape::float_type, {1}, {0}}, {1.0}});
+    auto l2 = mm->add_instruction(migraphx::op::broadcast{axis, l0->get_shape().lens()}, l1);
+    mm->add_instruction(migraphx::op::add{}, l0, l2);
+    auto prog = optimize_tf("biasadd_scalar_test.pb", true);
+
+    EXPECT(p == prog);
+}
+
 TEST_CASE(cast_test)
 {
     migraphx::program p;
@@ -239,7 +256,7 @@ TEST_CASE(const_test)
     EXPECT(p == prog);
 }
 
-TEST_CASE(conv_test)
+migraphx::program create_conv()
 {
     migraphx::program p;
 
@@ -258,11 +275,25 @@ TEST_CASE(conv_test)
     op.dilation     = {1, 1};
     auto l2         = mm->add_instruction(migraphx::op::transpose{{3, 2, 0, 1}}, l1);
     mm->add_instruction(op, l0, l2);
+    return p;
+}
+
+TEST_CASE(conv_test)
+{
+    migraphx::program p = create_conv();
     auto prog           = optimize_tf("conv_test.pb", true);
 
     EXPECT(p == prog);
 }
 
+TEST_CASE(conv_nchw_test)
+{
+    migraphx::program p = create_conv();
+    auto prog           = optimize_tf("conv_nchw_test.pb", false);
+
+    EXPECT(p == prog);
+}
+
 TEST_CASE(depthwiseconv_test)
 {
     migraphx::program p;