File: vacopy.ll

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llvm-toolchain-17 1%3A17.0.6-22
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; RUN: llc -march=hexagon -mcpu=hexagonv62 -mtriple=hexagon-unknown-linux-musl < %s | FileCheck %s
; CHECK-LABEL: PrintInts:
; CHECK-DAG: memw{{.*}} = r{{[0-9]+}}
; CHECK-DAG: memw{{.*}} = r{{[0-9]+}}
; CHECK-DAG: r{{[0-9]+}}:{{[0-9]+}} = memd{{.*}}
; CHECK-DAG: memd{{.*}} = r{{[0-9]+}}:{{[0-9]+}}

%struct.__va_list_tag = type { ptr, ptr, ptr }

; Function Attrs: nounwind
define void @PrintInts(i32 %first, ...) #0 {
entry:
  %vl = alloca [1 x %struct.__va_list_tag], align 8
  %vl_count = alloca [1 x %struct.__va_list_tag], align 8
  call void @llvm.va_start(ptr %vl)
  call void @llvm.va_copy(ptr %vl_count, ptr %vl)
  ret void
}

; Function Attrs: nounwind
declare void @llvm.va_start(ptr) #1

; Function Attrs: nounwind
declare void @llvm.va_copy(ptr, ptr) #1

; Function Attrs: nounwind
define i32 @main() #0 {
entry:
  tail call void (i32, ...) @PrintInts(i32 undef, i32 20, i32 30, i32 40, i32 50, i32 0)
  ret i32 0
}

attributes #0 = { nounwind }

!llvm.ident = !{!0}

!0 = !{!"Clang 3.1"}