From 485bdafdcfb340e74b7342d716b2135d4c6c8ca1 Mon Sep 17 00:00:00 2001
From: Flakebi <flakebi@t-online.de>
Date: Wed, 3 Sep 2025 08:29:52 +0200
Subject: [PATCH 1/2] Add test for addrspacecasting global vars

Global variables are casted to the default address space works,
as the amdgpu target is now merged, a test can be added.
---
 tests/auxiliary/minicore.rs                | 9 ++++++++-
 tests/codegen-llvm/amdgpu-addrspacecast.rs | 9 +++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/tests/auxiliary/minicore.rs b/tests/auxiliary/minicore.rs
index da880100a10cd..4f4c653cb46e7 100644
--- a/tests/auxiliary/minicore.rs
+++ b/tests/auxiliary/minicore.rs
@@ -179,7 +179,14 @@ impl Add<isize> for isize {
 
 #[lang = "sync"]
 trait Sync {}
-impl Sync for u8 {}
+impl_marker_trait!(
+    Sync => [
+        char, bool,
+        isize, i8, i16, i32, i64, i128,
+        usize, u8, u16, u32, u64, u128,
+        f16, f32, f64, f128,
+    ]
+);
 
 #[lang = "drop_in_place"]
 fn drop_in_place<T>(_: *mut T) {}
diff --git a/tests/codegen-llvm/amdgpu-addrspacecast.rs b/tests/codegen-llvm/amdgpu-addrspacecast.rs
index 7fe630a7efa0e..829133de00d8b 100644
--- a/tests/codegen-llvm/amdgpu-addrspacecast.rs
+++ b/tests/codegen-llvm/amdgpu-addrspacecast.rs
@@ -16,3 +16,12 @@ pub fn ref_of_local(f: fn(&i32)) {
     let i = 0;
     f(&i);
 }
+
+// CHECK-LABEL: @ref_of_global
+// CHECK: addrspacecast (ptr addrspace(1) @I to ptr)
+#[no_mangle]
+pub fn ref_of_global(f: fn(&i32)) {
+    #[no_mangle]
+    static I: i32 = 0;
+    f(&I);
+}

From 15c6585e5c5352746302737c0a55de96d9514fd3 Mon Sep 17 00:00:00 2001
From: Flakebi <flakebi@t-online.de>
Date: Tue, 21 Jan 2025 23:21:29 +0100
Subject: [PATCH 2/2] Add amdgpu to gpu-kernel test

Check that the gpu-kernel calling convention translates to
`amdgpu_kernel` when compiling for the amdgpu target.
---
 tests/codegen-llvm/gpu-kernel-abi.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tests/codegen-llvm/gpu-kernel-abi.rs b/tests/codegen-llvm/gpu-kernel-abi.rs
index 8ac376d93381b..d5a357ef65529 100644
--- a/tests/codegen-llvm/gpu-kernel-abi.rs
+++ b/tests/codegen-llvm/gpu-kernel-abi.rs
@@ -1,7 +1,9 @@
 // Checks that the gpu-kernel calling convention correctly translates to LLVM calling conventions.
 
 //@ add-core-stubs
-//@ revisions: nvptx
+//@ revisions: amdgpu nvptx
+//@ [amdgpu] compile-flags: --crate-type=rlib --target=amdgcn-amd-amdhsa -Ctarget-cpu=gfx900
+//@ [amdgpu] needs-llvm-components: amdgpu
 //@ [nvptx] compile-flags: --crate-type=rlib --target=nvptx64-nvidia-cuda
 //@ [nvptx] needs-llvm-components: nvptx
 #![feature(no_core, lang_items, abi_gpu_kernel)]
@@ -10,6 +12,7 @@
 extern crate minicore;
 use minicore::*;
 
+// amdgpu: define amdgpu_kernel void @fun(i32
 // nvptx: define ptx_kernel void @fun(i32
 #[no_mangle]
 pub extern "gpu-kernel" fn fun(_: i32) {}