1.0.28.44: better MACHINE-VERSION answers on BSD'ish platforms

[sbcl.git] / src / code / mips-vm.lisp

diff --git a/src/code/mips-vm.lisp b/src/code/mips-vm.lisp
index 987dc6b..df647eb 100644 (file)
--- a/src/code/mips-vm.lisp
+++ b/src/code/mips-vm.lisp
@@ -7,17 +7,11 @@
 (define-alien-type os-context-register-t unsigned-long-long)
 
 \f
-;;;; MACHINE-TYPE and MACHINE-VERSION
+;;;; MACHINE-TYPE
 
 (defun machine-type ()
   "Returns a string describing the type of the local machine."
   "MIPS")
-
-;;; support for CL:MACHINE-VERSION defined OAOO elsewhere
-(defun get-machine-version ()
-  #!+little-endian "little-endian"
-  #!-little-endian "big-endian")
-
 \f
 ;;;; FIXUP-CODE-OBJECT
 
@@ -26,8 +20,7 @@
   (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 +72,8 @@
 ;;; 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 +87,19 @@
     (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.