llvm-project/llvm/test/CodeGen/Hexagon/calling-conv-2.ll

; RUN: llc -march=hexagon < %s | FileCheck %s

%struct.test_struct = type { i32, i8, i64 }

; CHECK: r1 = #45
define void @foo(%struct.test_struct* noalias nocapture sret %agg.result, i32 %a) #0 {
entry:
  call void @bar(%struct.test_struct* sret %agg.result, i32 45) #0
  ret void
}

declare void @bar(%struct.test_struct* sret, i32) #0

attributes #0 = { nounwind }