From 0c8bcb2400b6e2a5a44d5fca322b38120e4e8b2a Mon Sep 17 00:00:00 2001
From: "Justin C. Miller" <justin@devjustinian.com>
Date: Mon, 21 May 2018 00:56:35 -0700
Subject: [PATCH] Add get_rip/get_rsp helpers

---
 src/kernel/debug.s | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/kernel/debug.s b/src/kernel/debug.s
index 3fd9258..ed1f7da 100644
--- a/src/kernel/debug.s
+++ b/src/kernel/debug.s
@@ -1,10 +1,12 @@
+global get_rsp
+get_rsp:
+	mov rax, rsp
+	ret
 
-section .text
-global do_the_set_registers
-do_the_set_registers:
-	mov rax, 0xdeadbeef0badc0de
-	mov r8, rcx
-	mov r9, rdi
+global get_rip
+get_rip:
+	pop rax ; do the same thing as 'ret', except with 'jmp'
+	jmp rax ; with the return address still in rax
 
 global _halt
 _halt: