X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fmips-vm.lisp;h=4b077a0feff4ef4991eee87c01b1b9d030e07661;hb=a160917364f85b38dc0826a5e3dcef87e3c4c62c;hp=987dc6b02385ae6bec7986afeaf035f2c2d2948c;hpb=2ffb42cdf6d95801c24460084e8b486c71b767c2;p=sbcl.git

diff --git a/src/code/mips-vm.lisp b/src/code/mips-vm.lisp
index 987dc6b..4b077a0 100644
--- a/src/code/mips-vm.lisp
+++ b/src/code/mips-vm.lisp
@@ -26,8 +26,7 @@
   (unless (zerop (rem offset n-word-bytes))
     (error "Unaligned instruction?  offset=#x~X." offset))
   (sb!sys:without-gcing
-   (let ((sap (truly-the system-area-pointer
-                         (%primitive sb!c::code-instructions code))))
+   (let ((sap (%primitive sb!c::code-instructions code)))
      (ecase kind
        (:jump
         (aver (zerop (ash value -28)))
@@ -79,8 +78,8 @@
 ;;; long is another question. This stuff still needs testing.
 (define-alien-routine ("os_context_fpregister_addr" context-float-register-addr)
     (* os-context-register-t)
-  (context (* os-context-t))
-  (index int))
+  (context (* os-context-t) :in)
+  (index int :in))
 
 (defun context-float-register (context index format)
   (declare (type (alien (* os-context-t)) context))
@@ -94,11 +93,19 @@
     (declare (type (alien (* os-context-register-t)) addr))
     (setf (deref addr) (coerce new format))))
 
+(define-alien-routine
+    ("arch_get_fp_control" floating-point-modes) unsigned-int)
+
+(define-alien-routine
+    ("arch_set_fp_control" %floating-point-modes-setter) void (fp unsigned-int :in))
+
+(defun (setf floating-point-modes) (val) (%floating-point-modes-setter val))
+
 ;;; Given a signal context, return the floating point modes word in
 ;;; the same format as returned by FLOATING-POINT-MODES.
 (define-alien-routine ("os_context_fp_control" context-floating-point-modes)
     unsigned-int
-  (context (* os-context-t)))
+  (context (* os-context-t) :in))
 
 ;;;; Internal-error-arguments.