X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Farith.pure.lisp;h=5a6ca2f60a8870d9c9cd4ddad70f64b98f1fa28c;hb=2fdd5c9276ba68458e1186c8ae3b7b5a42729a6f;hp=1505a57ee6c34c50a1be089a35dabe18e1b1130f;hpb=970dd272dc84f7420252eadb4829cc193f795716;p=sbcl.git

diff --git a/tests/arith.pure.lisp b/tests/arith.pure.lisp
index 1505a57..5a6ca2f 100644
--- a/tests/arith.pure.lisp
+++ b/tests/arith.pure.lisp
@@ -290,3 +290,117 @@
         (let ((x (random (ash 1 i))))
           (test x (test-logcount x))
           (test (- x) (test-logcount (- x))))))))
+
+;; 1.0 had a broken ATANH on win32
+(with-test (:name :atanh)
+  (assert (= (atanh 0.9d0) 1.4722194895832204d0)))
+
+;; Test some cases of integer operations with constant arguments
+(with-test (:name :constant-integers)
+  (labels ((test-forms (op x y header &rest forms)
+             (let ((val (funcall op x y)))
+               (dolist (form forms)
+                 (let ((new-val (funcall (compile nil (append header form)) x y)))
+                   (unless (eql val new-val)
+                     (error "~S /= ~S: ~S ~S ~S~%" val new-val (append header form) x y))))))
+           (test-case (op x y type)
+             (test-forms op x y `(lambda (x y &aux z)
+                                   (declare (type ,type x y)
+                                            (ignorable x y z)
+                                            (notinline identity)
+                                            (optimize speed (safety 0))))
+                         `((,op x ,y))
+                         `((setf z (,op x ,y))
+                           (identity x)
+                           z)
+                         `((values (,op x ,y) x))
+                         `((,op ,x y))
+                         `((setf z (,op ,x y))
+                           (identity y)
+                           z)
+                         `((values (,op ,x y) y))
+
+                         `((identity x)
+                           (,op x ,y))
+                         `((identity x)
+                           (setf z (,op x ,y))
+                           (identity x)
+                           z)
+                         `((identity x)
+                           (values (,op x ,y) x))
+                         `((identity y)
+                           (,op ,x y))
+                         `((identity y)
+                           (setf z (,op ,x y))
+                           (identity y)
+                           z)
+                         `((identity y)
+                           (values (,op ,x y) y))))
+           (test-op (op)
+             (let ((ub `(unsigned-byte ,sb-vm:n-word-bits))
+                   (sb `(signed-byte ,sb-vm:n-word-bits)))
+               (loop for (x y type) in `((2 1 fixnum)
+                                         (2 1 ,ub)
+                                         (2 1 ,sb)
+                                         (,(1+ (ash 1 28)) ,(1- (ash 1 28)) fixnum)
+                                         (,(+ 3 (ash 1 30)) ,(+ 2 (ash 1 30)) ,ub)
+                                         (,(- -2 (ash 1 29)) ,(- 3 (ash 1 29)) ,sb)
+                                         ,@(when (> sb-vm:n-word-bits 32)
+                                             `((,(1+ (ash 1 29)) ,(1- (ash 1 29)) fixnum)
+                                               (,(1+ (ash 1 31)) ,(1- (ash 1 31)) ,ub)
+                                               (,(- -2 (ash 1 31)) ,(- 3 (ash 1 30)) ,sb)
+                                               (,(ash 1 40) ,(ash 1 39) fixnum)
+                                               (,(ash 1 40) ,(ash 1 39) ,ub)
+                                               (,(ash 1 40) ,(ash 1 39) ,sb))))
+                     do
+                  (test-case op x y type)
+                  (test-case op x x type)))))
+    (mapc #'test-op '(+ - * truncate
+                      < <= = >= >
+                      eql
+                      eq))))
+
+;; GCD used to sometimes return negative values. The following did, on 32 bit
+;; builds.
+(with-test (:name :gcd)
+  (assert (plusp (gcd 20286123923750474264166990598656
+                      680564733841876926926749214863536422912))))
+
+(with-test (:name :expt-zero-zero)
+  ;; Check that (expt 0.0 0.0) and (expt 0 0.0) signal error, but (expt 0.0 0)
+  ;; returns 1.0
+  (assert (raises-error? (expt 0.0 0.0) sb-int:arguments-out-of-domain-error))
+  (assert (raises-error? (expt 0 0.0) sb-int:arguments-out-of-domain-error))
+  (assert (eql (expt 0.0 0) 1.0)))
+
+(with-test (:name :multiple-constant-folding)
+  (let ((*random-state* (make-random-state t)))
+    (flet ((make-args ()
+             (let (args vars)
+               (loop repeat (1+ (random 12))
+                     do (if (zerop (random 2))
+                            (let ((var (gensym)))
+                              (push var args)
+                              (push var vars))
+                            (push (- (random 21) 10) args)))
+               (values args vars))))
+      (dolist (op '(+ * logior logxor logand logeqv gcd lcm - /))
+        (loop repeat 10
+              do (multiple-value-bind (args vars) (make-args)
+                   (let ((fast (compile nil `(lambda ,vars
+                                               (,op ,@args))))
+                         (slow (compile nil `(lambda ,vars
+                                               (declare (notinline ,op))
+                                               (,op ,@args)))))
+                     (loop repeat 3
+                           do (let* ((call-args (loop repeat (length vars)
+                                                      collect (- (random 21) 10)))
+                                     (fast-result (handler-case
+                                                      (apply fast call-args)
+                                                    (division-by-zero () :div0)))
+                                     (slow-result (handler-case
+                                                      (apply fast call-args)
+                                                    (division-by-zero () :div0))))
+                                (if (eql fast-result slow-result)
+                                    (print (list :ok `(,op ,@args) :=> fast-result))
+                                    (error "oops: ~S, ~S" args call-args)))))))))))