Thread out_avals to MeshExecutable

PiperOrigin-RevId: 612037684

Author: yashk2810

jax/_src/interpreters/pxla.py

@@ -2789,7 +2789,7 @@ def build_unsafe_call(self):
 
   def load(self) -> MeshExecutable:
     return MeshExecutable(self.xla_executable, self.build_unsafe_call,
-                          self.input_avals,
+                          self.input_avals, self.output_avals,
                           self.input_shardings, self.output_shardings,
                           self.auto_spmd_lowering, self.kept_var_idx,
                           self.in_layouts, self.out_layouts,
@@ -2942,12 +2942,13 @@ def reflatten_outputs_for_dispatch(out_tree, out_flat):
 class MeshExecutable(stages.XlaExecutable):
   __slots__ = [
       "xla_executable", "_unsafe_call", "build_unsafe_call", "in_avals",
-      "_in_shardings", "_out_shardings", "_auto_spmd_lowering", "_kept_var_idx",
-      "_in_layouts", "_out_layouts", "_all_args_info", "_unloaded_executable",
+      "out_avals", "_in_shardings", "_out_shardings", "_auto_spmd_lowering",
+      "_kept_var_idx", "_in_layouts", "_out_layouts", "_all_args_info",
+      "_unloaded_executable",
   ]
 
-  def __init__(self, xla_executable, build_unsafe_call, in_avals, in_shardings,
-               out_shardings, auto_spmd_lowering, kept_var_idx,
+  def __init__(self, xla_executable, build_unsafe_call, in_avals, out_avals,
+               in_shardings, out_shardings, auto_spmd_lowering, kept_var_idx,
                in_layouts, out_layouts,
                all_args_info: AllArgsInfo | None = None,
                unloaded_executable=None):
@@ -2956,6 +2957,7 @@ def __init__(self, xla_executable, build_unsafe_call, in_avals, in_shardings,
     # in_avals is a list of global and local avals. Aval is global if input
     # is a GDA or jax.Array else local.
     self.in_avals = in_avals
+    self.out_avals = out_avals
     self._unsafe_call = None
     self._in_shardings = in_shardings
     self._out_shardings = out_shardings
@@ -3118,8 +3120,9 @@ def _compile_replicated_mesh_executable_from_hlo(
       committed=committed, pmap_nreps=pmap_nreps)
   xla_executable = None
   return MeshExecutable(xla_executable, lambda: unsafe_call, global_in_avals,
-                        in_shardings, out_shardings, auto_spmd_lowering,
-                        kept_var_idx, (None,) * len(global_in_avals),
+                        global_out_avals, in_shardings, out_shardings,
+                        auto_spmd_lowering, kept_var_idx,
+                        (None,) * len(global_in_avals),
                         (None,) * len(global_out_avals))