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0.7.6.3:
[sbcl.git]
/
src
/
code
/
x86-vm.lisp
diff --git
a/src/code/x86-vm.lisp
b/src/code/x86-vm.lisp
index
affa75b
..
21c2f47
100644
(file)
--- a/
src/code/x86-vm.lisp
+++ b/
src/code/x86-vm.lisp
@@
-235,6
+235,7
@@
;;; Given a signal context, return the floating point modes word in
;;; the same format as returned by FLOATING-POINT-MODES.
;;; Given a signal context, return the floating point modes word in
;;; the same format as returned by FLOATING-POINT-MODES.
+#!-linux
(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,
(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,
@@
-255,14
+256,19
@@
(logior (ash (logand sw #xffff) 16) (logxor (logand cw #xffff) #x3f)))
0)
(logior (ash (logand sw #xffff) 16) (logxor (logand cw #xffff) #x3f)))
0)
+
+#!+linux
+(define-alien-routine ("os_context_fp_control" context-floating-point-modes)
+ (sb!alien:unsigned 32)
+ (context (* os-context-t)))
\f
\f
-;;;; INTERNAL-ERROR-ARGUMENTS
+;;;; INTERNAL-ERROR-ARGS
;;; Given a (POSIX) signal context, extract the internal error
;;; arguments from the instruction stream.
;;; Given a (POSIX) signal context, extract the internal error
;;; arguments from the instruction stream.
-(defun internal-error-arguments (context)
+(defun internal-error-args (context)
(declare (type (alien (* os-context-t)) context))
(declare (type (alien (* os-context-t)) context))
- (/show0 "entering INTERNAL-ERROR-ARGUMENTS, CONTEXT=..")
+ (/show0 "entering INTERNAL-ERROR-ARGS, CONTEXT=..")
(/hexstr context)
(let ((pc (context-pc context)))
(declare (type system-area-pointer pc))
(/hexstr context)
(let ((pc (context-pc context)))
(declare (type system-area-pointer pc))
@@
-293,12
+299,6
@@
(sc-offsets sc-offset)))
(values error-number (sc-offsets)))))))
\f
(sc-offsets sc-offset)))
(values error-number (sc-offsets)))))))
\f
-;;; Do whatever is necessary to make the given code component
-;;; executable. (This is a no-op on the x86.)
-(defun sanctify-for-execution (component)
- (declare (ignore component))
- nil)
-
;;; This is used in error.lisp to insure that floating-point exceptions
;;; are properly trapped. The compiler translates this to a VOP.
(defun float-wait ()
;;; This is used in error.lisp to insure that floating-point exceptions
;;; are properly trapped. The compiler translates this to a VOP.
(defun float-wait ()
@@
-310,8
+310,8
@@
;;; than the i387 load constant instructions to avoid consing in some
;;; cases. Note these are initialized by GENESIS as they are needed
;;; early.
;;; than the i387 load constant instructions to avoid consing in some
;;; cases. Note these are initialized by GENESIS as they are needed
;;; early.
-(defvar *fp-constant-0s0*)
-(defvar *fp-constant-1s0*)
+(defvar *fp-constant-0f0*)
+(defvar *fp-constant-1f0*)
(defvar *fp-constant-0d0*)
(defvar *fp-constant-1d0*)
;;; the long-float constants
(defvar *fp-constant-0d0*)
(defvar *fp-constant-1d0*)
;;; the long-float constants