~700k ipc requests

+ Eliminated need for save/load_regs, now the register save area is
  behind a pointer which _slightly_ increases overall syscall delay, but
  speeds up ipc requests by a fair bit.

1 files changed, 2 insertions, 0 deletions

diff --git a/include/apos/tcb.h b/include/apos/tcb.h
index 9ed916f..23e6451 100644
--- a/include/apos/tcb.h
+++ b/include/apos/tcb.h
@@ -78,6 +78,8 @@ struct tcb {
 	/** Execution continuation point. Important that it is first. */
 	vm_t exec;
 
+	vm_t regs;
+
 	/** Arch-specific data. */
 	struct arch_tcbd tcbd;