Disable passing of sm_arch to iree-compile CL args by default. (#253)

* Disable passing of sm_arch to iree-compile CL args by default.

* Fix formatting.

shark/iree_utils/gpu_utils.py

@@ -16,6 +16,7 @@
 
 import iree.runtime as ireert
 import ctypes
+from shark.parser import shark_args
 
 # Get the default gpu args given the architecture.
 def get_iree_gpu_args():
@@ -23,7 +24,9 @@ def get_iree_gpu_args():
     ireert.flags.parse_flags("--cuda_allow_inline_execution")
     # TODO: Give the user_interface to pass the sm_arch.
     sm_arch = get_cuda_sm_cc()
-    if sm_arch in ["sm_70", "sm_72", "sm_75", "sm_80", "sm_84", "sm_86"]:
+    if (
+        sm_arch in ["sm_70", "sm_72", "sm_75", "sm_80", "sm_84", "sm_86"]
+    ) and (shark_args.enable_tf32 == True):
         return [
             "--iree-hal-cuda-disable-loop-nounroll-wa",
             f"--iree-hal-cuda-llvm-target-arch={sm_arch}",

shark/parser.py

@@ -47,16 +47,10 @@ parser.add_argument(
     default="./shark_tmp",
 )
 parser.add_argument(
-    "--save_mlir",
+    "--enable_tf32",
     default=False,
     action="store_true",
-    help="Saves input MLIR module to /tmp/ directory.",
-)
-parser.add_argument(
-    "--save_vmfb",
-    default=False,
-    action="store_true",
-    help="Saves iree .vmfb module to /tmp/ directory.",
+    help="Enables TF32 precision calculations on supported GPUs.",
 )
 parser.add_argument(
     "--model_config_path",