[diffusion][llm] macOS support (#19549)

Signed-off-by: Xiaodong Ye <yeahdongcn@gmail.com>
Co-authored-by: Mick <mickjagger19@icloud.com>

python/sglang/srt/layers/rotary_embedding/base.py

@@ -15,6 +15,7 @@ from sglang.srt.utils import (
     is_cpu,
     is_cuda,
     is_hip,
+    is_mps,
     is_musa,
     is_npu,
     is_xpu,
@@ -31,6 +32,7 @@ _is_cpu_amx_available = cpu_has_amx_support()
 _is_cpu = is_cpu()
 _is_xpu = is_xpu()
 _is_musa = is_musa()
+_is_mps = is_mps()
 
 if _is_cuda:
     from sglang.jit_kernel.rope import apply_rope_with_cos_sin_cache_inplace
@@ -70,6 +72,7 @@ class RotaryEmbedding(MultiPlatformOp):
             and not (_is_xpu)
             and not (_is_npu)
             and not (_is_musa)
+            and not (_is_mps)
         ):
             # rotary_embedding from sglang.jit_kernel.rope and vllm._custom_ops has the same implementation.
             # TODO: Test on different devices and remove this conditional.