| // Copyright 2021 The Fuchsia Authors |
| // |
| // Use of this source code is governed by a MIT-style |
| // license that can be found in the LICENSE file or at |
| // https://opensource.org/licenses/MIT |
| |
| #include <lib/arch/asm.h> |
| |
| // Since this is in assembly, its C++ caller cannot inline it and thus cannot |
| // possibly be a leaf function and thus will certainly have spilled its x30 |
| // onto the shadow call stack so that the value returned here includes its own |
| // return address as expected. |
| .function GetShadowCallStackPointer, global |
| mov x0, shadow_call_sp |
| ret |
| .end_function |
