From d1ff7bcc91886626dc9060ec5fb67ee102ab7c1d Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Mon, 11 Mar 2024 21:30:31 -0400 Subject: usermode capable kernel with logging syscall --- arch/x86_64/savestate.S | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 arch/x86_64/savestate.S (limited to 'arch/x86_64/savestate.S') diff --git a/arch/x86_64/savestate.S b/arch/x86_64/savestate.S new file mode 100644 index 0000000..c89933b --- /dev/null +++ b/arch/x86_64/savestate.S @@ -0,0 +1,39 @@ +.global saveregs +.type saveregs @function +saveregs: + pushq %rax + pushq %rbx + pushq %rcx + pushq %rdx + pushq %rsi + pushq %rdi + pushq %rbp + pushq %r8 + pushq %r9 + pushq %r10 + pushq %r11 + pushq %r12 + pushq %r13 + pushq %r14 + pushq %r15 + retq + +.global loadregs +.type loadregs @function +loadregs: + popq %r15 + popq %r14 + popq %r13 + popq %r12 + popq %r11 + popq %r10 + popq %r9 + popq %r8 + popq %rbp + popq %rdi + popq %rsi + popq %rdx + popq %rcx + popq %rbx + popq %rax + -- cgit v1.2.1