[llvm] [AMDGPU] Add inreg support for SGPR arguments (PR #67182)

[Jun Wang via llvm-commits]

================
@@ -2539,7 +2539,7 @@ bool isArgPassedInSGPR(const Argument *A) {
            A->hasAttribute(Attribute::ByVal);
   default:
     // TODO: Should calls support inreg for SGPR inputs?
----------------
jwanggit86 wrote:

Removed.

https://github.com/llvm/llvm-project/pull/67182