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| author | Folkert de Vries <folkert@folkertdev.nl> | 2025-07-27 21:21:07 +0200 |
|---|---|---|
| committer | Folkert de Vries <folkert@folkertdev.nl> | 2025-09-08 13:46:28 +0200 |
| commit | 94fbb2178ae5960894aaae199233b0d3ac020d79 (patch) | |
| tree | 67f7797b8abe649ba9d01394e569f8fd17aee201 /compiler/rustc_codegen_llvm/src/va_arg.rs | |
| parent | 418900562cb189e68b21acd49116ed8235646578 (diff) | |
| download | rust-94fbb2178ae5960894aaae199233b0d3ac020d79.tar.gz rust-94fbb2178ae5960894aaae199233b0d3ac020d79.zip | |
implement `va_arg` for arm in rustc itself
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/va_arg.rs')
| -rw-r--r-- | compiler/rustc_codegen_llvm/src/va_arg.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/va_arg.rs b/compiler/rustc_codegen_llvm/src/va_arg.rs index 7eb5d302058..ab08125217f 100644 --- a/compiler/rustc_codegen_llvm/src/va_arg.rs +++ b/compiler/rustc_codegen_llvm/src/va_arg.rs @@ -908,6 +908,21 @@ pub(super) fn emit_va_arg<'ll, 'tcx>( ) } "aarch64" => emit_aapcs_va_arg(bx, addr, target_ty), + "arm" => { + // Types wider than 16 bytes are not currently supported. Clang has special logic for + // such types, but `VaArgSafe` is not implemented for any type that is this large. + assert!(bx.cx.size_of(target_ty).bytes() <= 16); + + emit_ptr_va_arg( + bx, + addr, + target_ty, + PassMode::Direct, + SlotSize::Bytes4, + AllowHigherAlign::Yes, + ForceRightAdjust::No, + ) + } "s390x" => emit_s390x_va_arg(bx, addr, target_ty), "powerpc" => emit_powerpc_va_arg(bx, addr, target_ty), "powerpc64" | "powerpc64le" => emit_ptr_va_arg( |