From: Joseph Huber <jhuber6@vols.utk.edu>
Date: Thu, 23 Mar 2023 16:27:20 +0000 (-0500)
Subject: [libc] Fix inline assembly for nvptx quick_exit
X-Git-Tag: upstream/17.0.6~13852
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e33f8ac9d8b3bd8b376d2306c3988381309b68eb;p=platform%2Fupstream%2Fllvm.git

[libc] Fix inline assembly for nvptx quick_exit

Summary:
The `exit` function in NVPTX has no intrinsic, but the assembly requires
a semicolon in the ptx, otherwise it will fail.
---

diff --git a/libc/src/__support/OSUtil/gpu/quick_exit.cpp b/libc/src/__support/OSUtil/gpu/quick_exit.cpp
index 56f0427..3fab438 100644
--- a/libc/src/__support/OSUtil/gpu/quick_exit.cpp
+++ b/libc/src/__support/OSUtil/gpu/quick_exit.cpp
@@ -27,7 +27,7 @@ void quick_exit(int status) {
       [](rpc::Buffer *) { /* void */ });
 
 #if defined(LIBC_TARGET_ARCH_IS_NVPTX)
-  asm("exit" ::: "memory");
+  asm("exit;" ::: "memory");
 #elif defined(LIBC_TARGET_ARCH_IS_AMDGPU)
   // This will terminate the entire wavefront, may not be valid with divergent
   // work items.