From 58d5b042cd02f287faabef399134b97d323691f2 Mon Sep 17 00:00:00 2001
From: Kohaku-Blueleaf <59680068+KohakuBlueleaf@users.noreply.github.com>
Date: Tue, 9 Jan 2024 23:23:40 +0800
Subject: Apply the correct behavior of precision='full'

---
 modules/devices.py | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'modules/devices.py')

diff --git a/modules/devices.py b/modules/devices.py
index ad36f656..29a270d1 100644
--- a/modules/devices.py
+++ b/modules/devices.py
@@ -185,11 +185,14 @@ def autocast(disable=False):
     if fp8 and device==cpu:
         return torch.autocast("cpu", dtype=torch.bfloat16, enabled=True)
 
-    if dtype == torch.float32:
-        return contextlib.nullcontext()
-
     if has_xpu() or has_mps() or cuda_no_autocast():
-        return manual_cast(dtype_inference)
+        return manual_cast(dtype)
+
+    if fp8 and dtype_inference == torch.float32:
+        return manual_cast(dtype)
+
+    if dtype == torch.float32 or dtype_inference == torch.float32:
+        return contextlib.nullcontext()
 
     return torch.autocast("cuda")
 
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