1; RUN: llc -mtriple x86_64-unknown-windows-msvc %s -o - | FileCheck %s 2; RUN: llc -mtriple x86_64-unknown-windows-msvc %s -o - -fast-isel | FileCheck %s 3 4define i8* @argument(i8* swiftasync %in) { 5 ret i8* %in 6} 7 8; CHECK-LABEL: argument: 9; CHECK: movq %r14, %rax 10 11define void @call(i8* %in) { 12 call i8* @argument(i8* swiftasync %in) 13 ret void 14} 15 16; CHECK-LABEL: call: 17; CHECK: movq %rcx, %r14 18