,@forms)))
\f
;;;; error code
-(eval-when (#-sb-xc :compile-toplevel :load-toplevel :execute)
- (defun emit-error-break (vop kind code values)
- (let ((vector (gensym)))
- `((progn
- #!-darwin (inst int 3) ; i386 breakpoint instruction
- ;; On Darwin, we need to use #x0b0f instead of int3 in order
- ;; to generate a SIGILL instead of a SIGTRAP as darwin/x86
- ;; doesn't seem to be reliably firing SIGTRAP
- ;; handlers. Hopefully this will be fixed by Apple at a
- ;; later date. Do the same on x86-64 as we do on x86 until this gets
- ;; sorted out.
- #!+darwin (inst word #x0b0f))
-
- ;; The return PC points here; note the location for the debugger.
- (let ((vop ,vop))
- (when vop
- (note-this-location vop :internal-error)))
- (inst byte ,kind) ; eg trap_Xyyy
- (with-adjustable-vector (,vector) ; interr arguments
- (write-var-integer (error-number-or-lose ',code) ,vector)
- ,@(mapcar (lambda (tn)
- `(let ((tn ,tn))
- ;; classic CMU CL comment:
- ;; zzzzz jrd here. tn-offset is zero for constant
- ;; tns.
- (write-var-integer (make-sc-offset (sc-number
- (tn-sc tn))
- (or (tn-offset tn)
- 0))
- ,vector)))
- values)
- (inst byte (length ,vector))
- (dotimes (i (length ,vector))
- (inst byte (aref ,vector i))))))))
-
-(defmacro error-call (vop error-code &rest values)
+(defun emit-error-break (vop kind code values)
+ (assemble ()
+ #!-darwin
+ (inst int 3) ; i386 breakpoint instruction
+ ;; On Darwin, we need to use #x0b0f instead of int3 in order
+ ;; to generate a SIGILL instead of a SIGTRAP as darwin/x86
+ ;; doesn't seem to be reliably firing SIGTRAP
+ ;; handlers. Hopefully this will be fixed by Apple at a
+ ;; later date. Do the same on x86-64 as we do on x86 until this gets
+ ;; sorted out.
+ #!+darwin
+ (inst word #x0b0f)
+ ;; The return PC points here; note the location for the debugger.
+ (when vop
+ (note-this-location vop :internal-error))
+ (inst byte kind) ; eg trap_Xyyy
+ (with-adjustable-vector (vector) ; interr arguments
+ (write-var-integer code vector)
+ (dolist (tn values)
+ ;; classic CMU CL comment:
+ ;; zzzzz jrd here. tn-offset is zero for constant
+ ;; tns.
+ (write-var-integer (make-sc-offset (sc-number (tn-sc tn))
+ (or (tn-offset tn) 0))
+ vector))
+ (inst byte (length vector))
+ (dotimes (i (length vector))
+ (inst byte (aref vector i))))))
+
+(defun error-call (vop error-code &rest values)
#!+sb-doc
"Cause an error. ERROR-CODE is the error to cause."
- (cons 'progn
- (emit-error-break vop error-trap error-code values)))
+ (emit-error-break vop error-trap (error-number-or-lose error-code) values))
-(defmacro generate-error-code (vop error-code &rest values)
+(defun generate-error-code (vop error-code &rest values)
#!+sb-doc
"Generate-Error-Code Error-code Value*
Emit code for an error with the specified Error-Code and context Values."
- `(assemble (*elsewhere*)
- (let ((start-lab (gen-label)))
- (emit-label start-lab)
- (error-call ,vop ,error-code ,@values)
+ (assemble (*elsewhere*)
+ (let ((start-lab (gen-label)))
+ (emit-label start-lab)
+ (emit-error-break vop error-trap (error-number-or-lose error-code) values)
start-lab)))
\f