Implement SSE instructions

kernel/amd64/sched1.c

@@ -1,10 +1,13 @@
+#include <amd64/fx.h>
 #include <amd64/msr-index.h>
 #include <amd64/msr.h>
 #include <amd64/sched.h>
+#include <aux/compiler.h>
 #include <libk/std.h>
 #include <libk/string.h>
 #include <proc/proc.h>
 #include <sync/spin_lock.h>
+#include <sys/debug.h>
 #include <sys/mm.h>
 #include <sys/smp.h>
 
@@ -16,9 +19,12 @@ void do_sched (struct proc* proc, spin_lock_t* cpu_lock) {
   wrmsr (MSR_FS_BASE, proc->pdata.fs_base);
 
   void* cr3 = (void*)proc->procgroup->pd.cr3_paddr;
+
   struct saved_regs regs;
   memcpy (&regs, &proc->pdata.regs, sizeof (regs));
 
+  fx_restore (proc->pdata.fx_env);
+
   spin_unlock (&proc->lock);
   spin_unlock (cpu_lock);