give compiler more room to optimize rpc invocation

+ Try to write arguments to memory as fast as possible to free up some
  registers that the compiler can then play with.
  Qemu runs ~1 700 000 rpc's per second, visionfive2 @1GHz (I think) ~800 000.

2 files changed, 1 insertions, 24 deletions

diff --git a/include/kmi/assert.h b/include/kmi/assert.h
index 89e809b..69eb9ce 100644
--- a/include/kmi/assert.h
+++ b/include/kmi/assert.h
@@ -22,7 +22,7 @@
 #include <kmi/utils.h>
 
 /** \todo should this exit or do something explosive like that? */
-#if !defined(DNDEBUG)
+#if defined(DEBUG)
 
 /**
  * The kernel is in an irrepairable state, just give up.
diff --git a/include/kmi/tcb.h b/include/kmi/tcb.h
index 420c432..b98b2cc 100644
--- a/include/kmi/tcb.h
+++ b/include/kmi/tcb.h
@@ -391,27 +391,4 @@ void set_return(struct tcb *t, vm_t r);
  */
 bool running(struct tcb *t);
 
-/**
- * Save thread context for rpc call.
- * Assumes t->rpc is pointing to the correct virtual memory.
- *
- * @param t Thread whose context to save.
- */
-void enter_rpc(struct tcb *t);
-
-/**
- * Load thread context from rpc call.
- *
- * @param t Thread whose context to restore.
- */
-void leave_rpc(struct tcb *t);
-
-/**
- * Check that we have enough rpc stack.
- *
- * @param t Thread whose rpc stack to check.
- * @return \ref true if we have enough, \ref false otherwise.
- */
-bool enough_rpc_stack(struct tcb *t);
-
 #endif /* KMI_TCB_H */