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authorbors <bors@rust-lang.org>2025-01-17 04:36:09 +0000
committerbors <bors@rust-lang.org>2025-01-17 04:36:09 +0000
commit0c2c096e1ac471b0c34629f9820a7cb1e6d4695d (patch)
tree8f43bebca4fe16713882b0ab609281e283622563 /compiler/rustc_codegen_llvm/src/llvm
parentbb3fa4b48eef8dc0815b0464e56f1fb82fe2cdfc (diff)
parente7e52029786aca443a20b95d46dd409cad96103f (diff)
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Auto merge of #135047 - Flakebi:amdgpu-kernel-cc, r=workingjubilee
Add gpu-kernel calling convention

The amdgpu-kernel calling convention was reverted in commit f6b21e90d1ec01081bc2619efb68af6788a63d65 (#120495 and https://github.com/rust-lang/rust-analyzer/pull/16463) due to inactivity in the amdgpu target.

Introduce a `gpu-kernel` calling convention that translates to `ptx_kernel` or `amdgpu_kernel`, depending on the target that rust compiles for.

Tracking issue: #135467
amdgpu target tracking issue: #135024
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/llvm')
-rw-r--r--compiler/rustc_codegen_llvm/src/llvm/ffi.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
index cb4a8c9a5f2..ec6c84f6f25 100644
--- a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
@@ -120,6 +120,7 @@ pub enum CallConv {
     X86_Intr = 83,
     AvrNonBlockingInterrupt = 84,
     AvrInterrupt = 85,
+    AmdgpuKernel = 91,
 }
 
 /// Must match the layout of `LLVMLinkage`.