Add TORCH_CHECK_TENSOR_ALL

aten/src/ATen/TensorUtils.h

@@ -10,6 +10,9 @@
 
 // These functions are NOT in Utils.h, because this file has a dep on Tensor.h
 
+#define TORCH_CHECK_TENSOR_ALL(cond, ...) \
+  TORCH_CHECK((cond)._is_all_true().item<bool>(), __VA_ARGS__);
+
 namespace at {
 
 // The following are utility functions for checking that arguments

aten/src/ATen/functorch/BatchRulesDecompositions.cpp

@@ -250,6 +250,7 @@ TORCH_LIBRARY_IMPL(aten, FuncTorchBatchedDecomposition, m) {
   OP_DECOMPOSE(swapdims);
   OP_DECOMPOSE(take_along_dim);
   OP_DECOMPOSE(tensordot);
+  OP_DECOMPOSE(_test_check_tensor);
   OP_DECOMPOSE(tile);
   OP_DECOMPOSE2(trapezoid, x);
   OP_DECOMPOSE2(trapezoid, dx);

aten/src/ATen/functorch/BatchRulesReduceOps.cpp

@@ -20,6 +20,11 @@ Tensor sum_decomp(
   return at::sum(self, range(0, self.dim()), false, dtype);
 }
 
+std::tuple<Tensor, optional<int64_t>> _is_all_true_batch_rule(
+    const Tensor& self, optional<int64_t> self_bdim) {
+  return std::make_tuple(at::_is_all_true(self), nullopt);
+}
+
 Tensor mean_decomp(
     const Tensor& self, optional<ScalarType> dtype) {
   return at::mean(self, range(0, self.dim()), false, dtype);
@@ -502,5 +507,6 @@ TORCH_LIBRARY_IMPL(aten, FuncTorchBatched, m) {
   VMAP_SUPPORT(aminmax, aminmax_batching_rule);
   VMAP_SUPPORT(_log_softmax_backward_data, _log_softmax_backward_batch_rule);
   VMAP_SUPPORT(_softmax_backward_data, _softmax_backward_batch_rule);
+  VMAP_SUPPORT(_is_all_true, _is_all_true_batch_rule);
 }
 }}

aten/src/ATen/native/ReduceOps.cpp

@@ -2035,6 +2035,10 @@ Tensor all(const Tensor& self, Dimname dim, bool keepdim) {
 Tensor& all_out(const Tensor &self, Dimname dim, bool keepdim, Tensor& result) {
   reportNYIDimnameOverload("all");
 }
+Tensor _is_all_true(const Tensor& self) {
+  TORCH_INTERNAL_ASSERT(self.scalar_type() == at::kBool);
+  return self.all();
+}
 Tensor logcumsumexp(const Tensor& self, Dimname dim) {
   return at::logcumsumexp(self, dimname_to_position(self, dim));
 }

aten/src/ATen/native/TestOps.cpp

@@ -106,6 +106,11 @@ Tensor _test_autograd_multiple_dispatch_view(const Tensor &self) {
   return self.view(-1);
 }
 
+Tensor _test_check_tensor(const Tensor& self) {
+  TORCH_CHECK_TENSOR_ALL(self, "Test message for TORCH_CHECK_TENSOR_ALL");
+  return self.clone();
+}
+
 } // namespace native
 
 namespace functionalization {

aten/src/ATen/native/native_functions.yaml

@@ -617,6 +617,15 @@
 - func: affine_grid_generator_backward(Tensor grad, int[] size, bool align_corners) -> Tensor
   variants: function
 
+- func: _is_all_true(Tensor self) -> Tensor
+  variants: function, method
+  dispatch:
+    CompositeExplicitAutograd: _is_all_true
+
+# Note: this function is only for testing.
+- func: _test_check_tensor(Tensor self) -> Tensor
+  variants: function
+
 - func: all.dim(Tensor self, int dim, bool keepdim=False) -> Tensor
   device_check: NoCheck   # TensorIterator
   structured_delegate: all.out

test/functorch/test_vmap.py

@@ -16,6 +16,7 @@
 import itertools
 import warnings
 import unittest
+import random
 from torch.testing._internal.common_methods_invocations import op_db
 from torch.testing._internal.common_cuda import with_tf32_off
 from torch.testing._internal.common_device_type import instantiate_device_type_tests, \
@@ -4903,6 +4904,83 @@ def f(x):
         with self.assertRaisesRegex(RuntimeError, "autograd.Function"):
             transform(input)
 
+class TestVmapDeviceType(Namespace.TestVmapBase):
+    def _vmap_test(self, *args, **kwargs):
+        return _vmap_test(self, *args, **kwargs)
+
+    def test__is_all_true(self, device):
+        def test():
+            def f(x, *, expected_result):
+                result = torch.ops.aten._is_all_true(x)
+                self.assertFalse(torch._C._functorch.is_batchedtensor(result))
+                self.assertEqual(result.shape, torch.Size([]))
+                self.assertEqual(result.item(), expected_result)
+                return result
+
+            x = torch.rand(10, device=device)
+            vmap(f)(x >= 0, expected_result=True)
+            vmap(f)(x < 0, expected_result=False)
+
+            x[random.choice(range(10))] *= -1
+            vmap(f)(x >= 0, expected_result=False)
+            vmap(f)(x < 0, expected_result=False)
+
+            x = -torch.rand(10, device=device)
+            vmap(f)(x > 0, expected_result=False)
+            vmap(f)(x <= 0, expected_result=True)
+
+        check_vmap_fallback(self, test, torch._is_all_true)
+
+    def test_check_tensor(self, device):
+        def test():
+            test_sizes = [
+                (1,),
+                (10,),
+                (1, 1),
+                (1, 10),
+                (10, 1),
+                (10, 10),
+                (1, 1, 1),
+                (10, 1, 1),
+                (1, 10, 1),
+                (10, 10, 10),
+            ]
+
+            def check_gte_0(t):
+                return torch._test_check_tensor(t >= 0)
+
+            error_message = "Test message for TORCH_CHECK_TENSOR_ALL"
+
+            for size in test_sizes:
+                t_all_gte_0 = torch.rand(size, device=device)
+                t_all_lt_0 = t_all_gte_0 - 1
+
+                vmap(check_gte_0)(t_all_gte_0)
+
+                if len(size) >= 2:
+                    vmap(vmap(check_gte_0))(t_all_gte_0)
+
+                with self.assertRaisesRegex(RuntimeError, error_message):
+                    vmap(check_gte_0)(t_all_lt_0)
+
+                if len(size) >= 2:
+                    with self.assertRaisesRegex(RuntimeError, error_message):
+                        vmap(vmap(check_gte_0))(t_all_lt_0)
+
+                if t_all_gte_0.numel() > 1:
+                    t_all_gte_0_but_one = t_all_gte_0.clone()
+                    idx = (random.choice(range(dim_size)) for dim_size in size)
+                    t_all_gte_0_but_one[(..., *idx)] = -1
+
+                    with self.assertRaisesRegex(RuntimeError, error_message):
+                        vmap(check_gte_0)(t_all_gte_0_but_one)
+
+                    if len(size) >= 2:
+                        with self.assertRaisesRegex(RuntimeError, error_message):
+                            vmap(vmap(check_gte_0))(t_all_gte_0_but_one)
+
+        check_vmap_fallback(self, test, torch._test_check_tensor)
+
 only_for = ("cpu", "cuda")
 instantiate_device_type_tests(TestVmapOperatorsOpInfo, globals(), only_for=only_for)
 
@@ -4913,6 +4991,7 @@ def f(x):
 )
 instantiate_device_type_tests(TestTransformFailure, globals(), only_for=only_for)
 instantiate_device_type_tests(TestRandomness, globals(), only_for=only_for)
+instantiate_device_type_tests(TestVmapDeviceType, globals(), only_for=only_for)
 
 if __name__ == '__main__':
     run_tests()

test/test_torch.py

@@ -740,6 +740,40 @@ def test_scalar_check(self, device):
                 self.assertEqual((), torch.nn.functional.multi_margin_loss(input, target, reduction='mean').shape)
                 self.assertEqual((), torch.nn.functional.multi_margin_loss(input, target, reduction='sum').shape)
 
+    # Test that `TORCH_CHECK_TENSOR_ALL` raises errors that propagate from C++ to Python
+    def test_check_tensor(self, device):
+        test_sizes = [
+            (),
+            (1,),
+            (10,),
+            (1, 1),
+            (1, 10),
+            (10, 1),
+            (10, 10),
+            (1, 1, 1),
+            (10, 1, 1),
+            (1, 10, 1),
+            (10, 10, 10),
+        ]
+        for size in test_sizes:
+            t_all_true = torch.ones(size, dtype=torch.bool, device=device)
+            t_all_false = torch.zeros(size, dtype=torch.bool, device=device)
+
+            # Should not raise error
+            torch._test_check_tensor(t_all_true)
+
+            with self.assertRaisesRegex(RuntimeError, "Test message for TORCH_CHECK_TENSOR_ALL"):
+                torch._test_check_tensor(t_all_false)
+
+            if t_all_true.numel() > 1:
+                t_all_true_but_one = t_all_true.clone()
+                # Choose a random element to set to false
+                idx = (random.choice(range(dim_size)) for dim_size in size)
+                t_all_true_but_one[(..., *idx)] = False
+
+                with self.assertRaisesRegex(RuntimeError, "Test message for TORCH_CHECK_TENSOR_ALL"):
+                    torch._test_check_tensor(t_all_true_but_one)
+
     # Uses mismatched arange out size to trigger a warning
     @skipIfTorchDynamo("Not a suitable test for TorchDynamo")
     @unittest.skipIf(TEST_WITH_CROSSREF, "crossref perturbs line numbering")

tools/autograd/derivatives.yaml

@@ -278,6 +278,9 @@
 - name: any.dim(Tensor self, int dim, bool keepdim=False) -> Tensor
   output_differentiability: [False]
 
+- name: _is_all_true(Tensor self) -> Tensor
+  self: non_differentiable
+
 - name: all(Tensor self) -> Tensor
   output_differentiability: [False]
 

torch/overrides.py

@@ -292,6 +292,7 @@ def get_ignored_functions() -> Set[Callable]:
         Tensor._conj_physical,
         Tensor._neg_view,
         Tensor._is_zerotensor,
+        Tensor._is_all_true,
         Tensor._addmm_activation,
         Tensor.to_padded_tensor,
     }