Small cleanup of the fpu switching code; don't rely on the fact the HFP_REGS

is actually zero and remove a redundant instruction.

ok jsing@

diff --git a/sys/arch/hppa/hppa/locore.S b/sys/arch/hppa/hppa/locore.S
index 44ec1ed..796fe55 100644 (file)
--- a/sys/arch/hppa/hppa/locore.S
+++ b/sys/arch/hppa/hppa/locore.S
@@ -1,4 +1,4 @@
-/*     $OpenBSD: locore.S,v 1.177 2010/07/01 23:20:13 jsing Exp $      */
+/*     $OpenBSD: locore.S,v 1.178 2010/08/01 14:20:41 kettenis Exp $   */
 
 /*
  * Copyright (c) 1998-2004 Michael Shalayeff
@@ -1137,9 +1137,8 @@ $fpusw_nosave
        fldds     0(r17), fr0   /* fr0 must be restored last */
 
        mfctl   cr29, r1
-       stw     r17, CI_FPU_STATE(r1)
-       mfctl   cr30, r17
-       stw     r1, HFP_CPU(r17)
+       stw     r9, CI_FPU_STATE(r1)
+       stw     r1, HFP_CPU(r9)
        sync
 
 $fpusw_done