From f25c75915758b97033515b16fcf565ce40a99a56 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20Mei=C3=9Fner?= <AlexanderMeissner@gmx.net>
Date: Fri, 29 Sep 2023 18:07:05 +0200
Subject: [PATCH] Simplifies inline asm.

---
 src/jit.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/jit.rs b/src/jit.rs
index 0d0458a9..0ee363d7 100644
--- a/src/jit.rs
+++ b/src/jit.rs
@@ -111,7 +111,6 @@ impl JitProgram {
                 "mov [{host_stack_pointer}], rsp",
                 "add QWORD PTR [{host_stack_pointer}], -8", // We will push RIP in "call r10" later
                 "mov rbp, {rbp}",
-                "mov rbx, {rbx}",
                 "mov rax, [r11 + 0x00]",
                 "mov rsi, [r11 + 0x08]",
                 "mov rdx, [r11 + 0x10]",
@@ -122,13 +121,13 @@ impl JitProgram {
                 "mov r13, [r11 + 0x38]",
                 "mov r14, [r11 + 0x40]",
                 "mov r15, [r11 + 0x48]",
+                "mov rbx, [r11 + 0x50]",
                 "mov r11, [r11 + 0x58]",
                 "call r10",
                 "pop rbp",
                 "pop rbx",
                 host_stack_pointer = in(reg) &mut vm.host_stack_pointer,
                 rbp = in(reg) (vm as *mut _ as *mut u64).offset(*RUNTIME_ENVIRONMENT_KEY.get().unwrap() as isize),
-                rbx = in(reg) registers[ebpf::FRAME_PTR_REG],
                 inlateout("rdi") instruction_meter,
                 inlateout("r10") self.pc_section[registers[11] as usize] => _,
                 inlateout("r11") &registers => _,