feat: port lua scripting language

2026-03-27 21:53:33 +01:00
parent 88ff98c325
commit d197665fdd
131 changed files with 46362 additions and 358 deletions
@@ -0,0 +1,40 @@
+/*
+    * setjmp.S
+    * setjmp/longjmp for x86_64 MontaukOS userspace
+    * Copyright (c) 2026 Daniel Hammer
+*/
+
+.text
+
+.global setjmp
+.type setjmp, @function
+setjmp:
+    mov %rbx,   (%rdi)
+    mov %rbp,  8(%rdi)
+    mov %r12, 16(%rdi)
+    mov %r13, 24(%rdi)
+    mov %r14, 32(%rdi)
+    mov %r15, 40(%rdi)
+    lea 8(%rsp), %rax
+    mov %rax,  48(%rdi)
+    mov (%rsp), %rax
+    mov %rax,  56(%rdi)
+    xor %eax, %eax
+    ret
+
+.global longjmp
+.type longjmp, @function
+longjmp:
+    mov %esi, %eax
+    test %eax, %eax
+    jnz 1f
+    inc %eax
+1:
+    mov   (%rdi), %rbx
+    mov  8(%rdi), %rbp
+    mov 16(%rdi), %r12
+    mov 24(%rdi), %r13
+    mov 32(%rdi), %r14
+    mov 40(%rdi), %r15
+    mov 48(%rdi), %rsp
+    jmp *56(%rdi)