X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fppc-vm.lisp;h=801192d1ef51735954af5b98dad265f24f657e0b;hb=e365f2f7a9c66d307b48fee70778f4eaa84bdcc0;hp=ee2eaa36b5b93e42354868112a0cf18c25d9a358;hpb=cab2c71bb1bb8a575d9eebdae335e731daa64183;p=sbcl.git

diff --git a/src/code/ppc-vm.lisp b/src/code/ppc-vm.lisp
index ee2eaa3..801192d 100644
--- a/src/code/ppc-vm.lisp
+++ b/src/code/ppc-vm.lisp
@@ -20,8 +20,8 @@
 
 
 
-;;; FIXUP-CODE-OBJECT -- Interface
-;;;
+;;;; FIXUP-CODE-OBJECT
+
 (defun fixup-code-object (code offset fixup kind)
   (declare (type index offset))
   (unless (zerop (rem offset n-word-bytes))
@@ -97,13 +97,9 @@
 
 ;;; Given a signal context, return the floating point modes word in
 ;;; the same format as returned by FLOATING-POINT-MODES.
-(defun context-floating-point-modes (context)
-  ;; FIXME: As of sbcl-0.6.7 and the big rewrite of signal handling
-  ;; for POSIXness and (at the Lisp level) opaque signal contexts,
-  ;; this is needs to be rewritten as an alien function.
-  (warn "stub CONTEXT-FLOATING-POINT-MODES")
-  0)
-
+(define-alien-routine ("os_context_fp_control" context-floating-point-modes)
+    (sb!alien:unsigned 32)
+  (context (* os-context-t)))
 
 
 ;;;; INTERNAL-ERROR-ARGS.
@@ -153,39 +149,13 @@
 				     sb!vm:vector-data-offset)
 			   (* length sb!vm:n-byte-bits))
     (let* ((index 0)
-	   (error-number (sb!c::read-var-integer vector index)))
+	   (error-number (sb!c:read-var-integer vector index)))
       (collect ((sc-offsets))
 	       (loop
 		(when (>= index length)
 		  (return))
-		(sc-offsets (sb!c::read-var-integer vector index)))
+		(sc-offsets (sb!c:read-var-integer vector index)))
 	       (values error-number (sc-offsets))))))
 
 
-
-;;; The loader uses this to convert alien names to the form they
-;;; occur in the symbol table.  This is ELF, so do nothing
-
-(defun extern-alien-name (name)
-  (declare (type simple-base-string name))
-  name)
-
-
-
-;;; SANCTIFY-FOR-EXECUTION -- Interface.
-;;;
-;;; Do whatever is necessary to make the given code component executable.
-;;; On the 601, we have less to do than on some other PowerPC chips.
-;;; This should what needs to be done in the general case.
-;;; 
-(defun sanctify-for-execution (component)
-  (without-gcing
-    (alien-funcall (extern-alien "ppc_flush_icache"
-				 (function void
-					   system-area-pointer
-					   unsigned-long))
-		   (code-instructions component)
-		   (* (code-header-ref component code-code-size-slot)
-		      n-word-bytes)))
-  nil)