(if (consp definition-designator)
definition-designator
(multiple-value-bind (definition env-p)
- (function-lambda-expression definition-designator)
- (when env-p
- (error "~S was defined in a non-null environment."
- definition-designator))
- (unless definition
- (error "can't find a definition for ~S" definition-designator))
- definition)))
+ (function-lambda-expression definition-designator)
+ (when env-p
+ (error "~S was defined in a non-null environment."
+ definition-designator))
+ (unless definition
+ (error "can't find a definition for ~S" definition-designator))
+ definition)))
;;; Handle the nontrivial case of CL:COMPILE.
-(defun actually-compile (name definition *lexenv*)
- (with-compilation-values
- (sb!xc:with-compilation-unit ()
- ;; FIXME: These bindings were copied from SUB-COMPILE-FILE with
- ;; few changes. Once things are stable, the shared bindings
- ;; probably be merged back together into some shared utility
- ;; macro, or perhaps both merged into one of the existing utility
- ;; macros SB-C::WITH-COMPILATION-VALUES or
- ;; CL:WITH-COMPILATION-UNIT.
- (let* (;; FIXME: Do we need the *INFO-ENVIRONMENT* rebinding
- ;; here? It's a literal translation of the old CMU CL
- ;; rebinding to (OR *BACKEND-INFO-ENVIRONMENT*
- ;; *INFO-ENVIRONMENT*), and it's not obvious whether the
- ;; rebinding to itself is needed now that SBCL doesn't
- ;; need *BACKEND-INFO-ENVIRONMENT*.
- (*info-environment* *info-environment*)
- (form (get-lambda-to-compile definition))
- (*source-info* (make-lisp-source-info form))
- (*toplevel-lambdas* ())
- (*block-compile* nil)
- (*compiler-error-bailout*
- (lambda ()
- (compiler-mumble
- "~2&fatal error, aborting compilation~%")
- (return-from actually-compile (values nil t nil))))
- (*current-path* nil)
- (*last-source-context* nil)
- (*last-original-source* nil)
- (*last-source-form* nil)
- (*last-format-string* nil)
- (*last-format-args* nil)
- (*last-message-count* 0)
- (*gensym-counter* 0)
- ;; FIXME: ANSI doesn't say anything about CL:COMPILE
- ;; interacting with these variables, so we shouldn't. As
- ;; of SBCL 0.6.7, COMPILE-FILE controls its verbosity by
- ;; binding these variables, so as a quick hack we do so
- ;; too. But a proper implementation would have verbosity
- ;; controlled by function arguments and lexical variables.
- (*compile-verbose* nil)
- (*compile-print* nil))
- (clear-stuff)
- (find-source-paths form 0)
- (%compile form (make-core-object)
- :name name
- :path '(original-source-start 0 0))))))
+;;;
+;;; If ERRORP is true signals an error immediately -- otherwise returns
+;;; a function that will signal the error.
+(defun actually-compile (name definition *lexenv* source-info tlf errorp)
+ (let ((source-paths (when source-info *source-paths*)))
+ (with-compilation-values
+ (sb!xc:with-compilation-unit ()
+ ;; FIXME: These bindings were copied from SUB-COMPILE-FILE with
+ ;; few changes. Once things are stable, the shared bindings
+ ;; probably be merged back together into some shared utility
+ ;; macro, or perhaps both merged into one of the existing utility
+ ;; macros SB-C::WITH-COMPILATION-VALUES or
+ ;; CL:WITH-COMPILATION-UNIT.
+ (with-source-paths
+ (prog* ((tlf (or tlf 0))
+ ;; If we have a source-info from LOAD, we will
+ ;; also have a source-paths already set up -- so drop
+ ;; the ones from WITH-COMPILATION-VALUES.
+ (*source-paths* (or source-paths *source-paths*))
+ ;; FIXME: Do we need the *INFO-ENVIRONMENT* rebinding
+ ;; here? It's a literal translation of the old CMU CL
+ ;; rebinding to (OR *BACKEND-INFO-ENVIRONMENT*
+ ;; *INFO-ENVIRONMENT*), and it's not obvious whether the
+ ;; rebinding to itself is needed now that SBCL doesn't
+ ;; need *BACKEND-INFO-ENVIRONMENT*.
+ (*info-environment* *info-environment*)
+ (form (get-lambda-to-compile definition))
+ (*source-info* (or source-info
+ (make-lisp-source-info
+ form :parent *source-info*)))
+ (*toplevel-lambdas* ())
+ (*block-compile* nil)
+ (*allow-instrumenting* nil)
+ (*code-coverage-records* nil)
+ (*code-coverage-blocks* nil)
+ (*current-path* nil)
+ (*last-source-context* nil)
+ (*last-original-source* nil)
+ (*last-source-form* nil)
+ (*last-format-string* nil)
+ (*last-format-args* nil)
+ (*last-message-count* 0)
+ (*last-error-context* nil)
+ (*gensym-counter* 0)
+ ;; KLUDGE: This rebinding of policy is necessary so that
+ ;; forms such as LOCALLY at the REPL actually extend the
+ ;; compilation policy correctly. However, there is an
+ ;; invariant that is potentially violated: future
+ ;; refactoring must not allow this to be done in the file
+ ;; compiler. At the moment we're clearly alright, as we
+ ;; call %COMPILE with a core-object, not a fasl-stream,
+ ;; but caveat future maintainers. -- CSR, 2002-10-27
+ (*policy* (lexenv-policy *lexenv*))
+ ;; see above
+ (*handled-conditions* (lexenv-handled-conditions *lexenv*))
+ ;; ditto
+ (*disabled-package-locks* (lexenv-disabled-package-locks *lexenv*))
+ ;; FIXME: ANSI doesn't say anything about CL:COMPILE
+ ;; interacting with these variables, so we shouldn't. As
+ ;; of SBCL 0.6.7, COMPILE-FILE controls its verbosity by
+ ;; binding these variables, so as a quick hack we do so
+ ;; too. But a proper implementation would have verbosity
+ ;; controlled by function arguments and lexical variables.
+ (*compile-verbose* nil)
+ (*compile-print* nil)
+ (oops nil))
+ (handler-bind (((satisfies handle-condition-p) #'handle-condition-handler))
+ (unless source-paths
+ (find-source-paths form tlf))
+ (let ((*compiler-error-bailout*
+ (lambda (e)
+ (setf oops e)
+ ;; Unwind the compiler frames: users want the know where
+ ;; the error came from, not how the compiler got there.
+ (go :error))))
+ (return
+ (with-world-lock ()
+ (%compile form (make-core-object)
+ :name name
+ :path `(original-source-start 0 ,tlf))))))
+ :error
+ ;; Either signal the error right away, or return a function that
+ ;; will signal the corresponding COMPILED-PROGRAM-ERROR. This is so
+ ;; that we retain our earlier behaviour when called with erronous
+ ;; lambdas via %SIMPLE-EVAL. We could legally do just either one
+ ;; always, but right now keeping the old behaviour seems like less
+ ;; painful option: compiler.pure.lisp is full of tests that make all
+ ;; sort of assumptions about when which things are signalled. FIXME,
+ ;; probably.
+ (if errorp
+ (error oops)
+ (let ((message (princ-to-string oops))
+ (source (source-to-string form)))
+ (return
+ (lambda (&rest arguments)
+ (declare (ignore arguments))
+ (error 'compiled-program-error
+ :message message
+ :source source)))))))))))
-(defun compile-in-lexenv (name definition lexenv)
+(defun compile-in-lexenv (name definition lexenv
+ &optional source-info tlf errorp)
(multiple-value-bind (compiled-definition warnings-p failure-p)
- (if (compiled-function-p definition)
- (values definition nil nil)
- (actually-compile name definition lexenv))
+ (cond
+ #!+sb-eval
+ ((sb!eval:interpreted-function-p definition)
+ (multiple-value-bind (definition lexenv)
+ (sb!eval:prepare-for-compile definition)
+ (actually-compile name definition lexenv source-info tlf errorp)))
+ ((compiled-function-p definition)
+ (values definition nil nil))
+ (t
+ (actually-compile name definition lexenv source-info tlf errorp)))
+ (check-type compiled-definition compiled-function)
(cond (name
- (if (and (symbolp name)
+ (if (and (symbolp name)
(macro-function name))
- (setf (macro-function name) compiled-definition)
- (setf (fdefinition name) compiled-definition))
- (values name warnings-p failure-p))
- (t
- (values compiled-definition warnings-p failure-p)))))
+ (setf (macro-function name) compiled-definition)
+ (setf (fdefinition name) compiled-definition))
+ (values name warnings-p failure-p))
+ (t
+ (values compiled-definition warnings-p failure-p)))))
-(defun compile (name &optional (definition (or (macro-function name)
- (fdefinition name))))
+(defun compile (name &optional (definition (or (and (symbolp name)
+ (macro-function name))
+ (fdefinition name))))
#!+sb-doc
- "Coerce DEFINITION (by default, the function whose name is NAME)
- to a compiled function, returning (VALUES THING WARNINGS-P FAILURE-P),
- where if NAME is NIL, THING is the result of compilation, and
- otherwise THING is NAME. When NAME is not NIL, the compiled function
- is also set into (MACRO-FUNCTION NAME) if NAME names a macro, or into
- (FDEFINITION NAME) otherwise."
+ "Produce a compiled function from DEFINITION. If DEFINITION is a
+lambda-expression, it is coerced to a function. If DEFINITION is an
+interpreted function, it is compiled. If DEFINITION is already a compiled
+function, it is used as-is. (Future versions of SBCL might try to
+recompile the existing definition, but this is not currently supported.)
+
+If NAME is NIL, the compiled function is returned as the primary value.
+Otherwise the resulting compiled function replaces existing function
+definition of NAME, and NAME is returned as primary value; if NAME is a symbol
+tha names a macro, its macro function is replaced and NAME is returned as
+primary value.
+
+Also returns secondary value which is true if any conditions of type WARNING
+occur during the compilation, and NIL otherwise.
+
+Tertiary value is true if any conditions of type ERROR, or WARNING that are
+not STYLE-WARNINGs occur during compilation, and NIL otherwise.
+"
(compile-in-lexenv name definition (make-null-lexenv)))