Architectural Support: x86_64 (#37)

[lunaix-os.git] / lunaix-os / arch / x86 / includes / sys / abi.h

diff --git a/lunaix-os/arch/x86/includes/sys/abi.h b/lunaix-os/arch/x86/includes/sys/abi.h
new file mode 100644 (file)
index 0000000..bfa93a7
--- /dev/null
+++ b/lunaix-os/arch/x86/includes/sys/abi.h
@@ -0,0 +1,33 @@
+#ifndef __LUNAIX_I386ABI_H
+#define __LUNAIX_I386ABI_H
+
+#ifdef CONFIG_ARCH_X86_64
+#   include "abi64.h"
+#else
+#   include "abi32.h"
+#endif
+
+#ifndef __ASM__
+#define align_stack(ptr) ((ptr) & stack_alignment)
+
+static inline void must_inline noret
+switch_context() {
+    asm volatile("jmp do_switch\n");
+    unreachable;
+}
+
+
+static inline ptr_t
+abi_get_retaddr()
+{
+    return *((ptr_t*)abi_get_callframe() + 1);
+}
+
+static inline ptr_t
+abi_get_retaddrat(ptr_t fp)
+{
+    return *((ptr_t*)fp + 1);
+}
+
+#endif
+#endif /* __LUNAIX_ABI_H */