[llvm] [Offload] Run tests 16-way parallel on AMDGPU (PR #156627)

[Jan Patrick Lehr via llvm-commits]

https://github.com/jplehr created https://github.com/llvm/llvm-project/pull/156627

Reduce the number of paralell tests run to align with the typical number of VMIDs provided by the kernel driver.

>From 58514569cb81cb0d0e375245c058578dec7511f6 Mon Sep 17 00:00:00 2001
From: JP Lehr <JanPatrick.Lehr at amd.com>
Date: Wed, 3 Sep 2025 03:59:17 -0500
Subject: [PATCH] [Offload] Run tests 16-way parallel on AMDGPU

Reduce the number of paralell tests run to align with the typical number
of VMIDs provided by the kernel driver.
---
 offload/cmake/caches/AMDGPUBot.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/offload/cmake/caches/AMDGPUBot.cmake b/offload/cmake/caches/AMDGPUBot.cmake
index 0236f5f0b6987..dffa6772c17c3 100644
--- a/offload/cmake/caches/AMDGPUBot.cmake
+++ b/offload/cmake/caches/AMDGPUBot.cmake
@@ -15,7 +15,7 @@ set(LLVM_ENABLE_RUNTIMES "compiler-rt;openmp;offload;flang-rt" CACHE STRING "")
 set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR ON CACHE BOOL "")
 set(LLVM_ENABLE_ASSERTIONS ON CACHE BOOL "")
 set(LLVM_TARGETS_TO_BUILD "host;AMDGPU;SPIRV" CACHE STRING "")
-set(LLVM_LIT_ARGS "-v --show-unsupported --timeout 100 --show-xfail -j 32" CACHE STRING "")
+set(LLVM_LIT_ARGS "-v --show-unsupported --timeout 100 --show-xfail -j 16" CACHE STRING "")
 
 set(CLANG_DEFAULT_LINKER "lld" CACHE STRING "")
 set(CLANG_DEFAULT_RTLIB "compiler-rt" STRING "")