// RUN: %target-swift-frontend -target arm64-apple-ios8.0 -primary-file %s -emit-ir | %FileCheck %s --check-prefix=CHECK
// RUN: %target-swift-frontend -target arm64-apple-ios8.0 -primary-file %s -emit-ir -Xcc -mno-omit-leaf-frame-pointer| %FileCheck %s --check-prefix=CHECK-ALL
// RUN: %target-swift-frontend -target arm64-apple-ios8.0 -primary-file %s -S | %FileCheck %s --check-prefix=CHECKASM
// RUN: %target-swift-frontend -target arm64-apple-ios8.0 -primary-file %s -S -Xcc -mno-omit-leaf-frame-pointer | %FileCheck %s --check-prefix=CHECKASM-ALL

// REQUIRES: CODEGENERATOR=AArch64
// REQUIRES: OS=ios

sil_stage canonical

import Swift

sil @leaf_function_no_frame_pointer : $@convention(thin) (Int32) -> Int32 {
entry(%i : $Int32):
  return %i : $Int32
}

sil @non_leaf_function_with_frame_pointer : $@convention(thin) (Int32) -> Int32 {
entry(%i : $Int32):
  %f = function_ref @leaf_function_no_frame_pointer : $@convention(thin) (Int32) -> Int32
  %r = apply %f(%i) : $@convention(thin) (Int32) -> Int32
  return %r : $Int32
}

// CHECK: define{{.*}} swiftcc i32 @leaf_function_no_frame_pointer(i32 %0) [[ATTR:#.*]] {
// CHECK: entry:
// CHECK:   ret i32 %0
// CHECK: }

// CHECK: define{{.*}} swiftcc i32 @non_leaf_function_with_frame_pointer(i32 %0) [[ATTR]] {
// CHECK: entry:
// CHECK:   %1 = call swiftcc i32 @leaf_function_no_frame_pointer(i32 %0)
// CHECK:   ret i32 %1
// CHECK: }

// CHECK: attributes [[ATTR]] = {{{.*}}"frame-pointer"="non-leaf"

// CHECK-ALL: define{{.*}} swiftcc i32 @leaf_function_no_frame_pointer(i32 %0) [[ATTR:#.*]] {
// CHECK-ALL: entry:
// CHECK-ALL:   ret i32 %0
// CHECK-ALL: }

// CHECK-ALL: define{{.*}} swiftcc i32 @non_leaf_function_with_frame_pointer(i32 %0) [[ATTR]] {
// CHECK-ALL: entry:
// CHECK-ALL:   %1 = call swiftcc i32 @leaf_function_no_frame_pointer(i32 %0)
// CHECK-ALL:   ret i32 %1
// CHECK-ALL: }

// CHECK-ALL: attributes [[ATTR]] = {{{.*}}"frame-pointer"="all"

// CHECKASM-LABEL: _leaf_function_no_frame_pointer:
// CHECKASM-NOT: stp
// CHECKASM-NOT: ldp
// CHECKASM: ret

// CHECKASM-LABEL: _non_leaf_function_with_frame_pointer:
// CHECKASM: stp
// CHECKASM: _leaf_function_no_frame_pointer
// CHECKASM: ldp
// CHECKASM: ret

// CHECKASM-ALL-LABEL: _leaf_function_no_frame_pointer:
// CHECKASM-ALL: stp
// CHECKASM-ALL: ldp
// CHECKASM-ALL: ret

// CHECKASM-ALL-LABEL: _non_leaf_function_with_frame_pointer:
// CHECKASM-ALL: stp
// CHECKASM-ALL: _leaf_function_no_frame_pointer
// CHECKASM-ALL: ldp
// CHECKASM-ALL: ret