0.9.2.43:

[sbcl.git] / contrib / sb-rotate-byte / x86-vm.lisp

diff --git a/contrib/sb-rotate-byte/x86-vm.lisp b/contrib/sb-rotate-byte/x86-vm.lisp
index de13b6b..4a43d00 100644 (file)
--- a/contrib/sb-rotate-byte/x86-vm.lisp
+++ b/contrib/sb-rotate-byte/x86-vm.lisp
@@ -15,8 +15,8 @@
     (aver (not (= count 0)))
     (move res integer)
     (if (> count 0)
-       (inst rol res count)
-       (inst ror res (- count)))))
+        (inst rol res count)
+        (inst ror res (- count)))))
 
 (define-vop (%32bit-rotate-byte-fixnum/c)
   (:policy :fast-safe)
@@ -37,30 +37,30 @@
       (t (inst ror res (- 2 count))))))
 
 (macrolet ((def (name arg-type)
-            `(define-vop (,name)
-              (:policy :fast-safe)
-              (:translate %unsigned-32-rotate-byte)
-              (:note "inline 32-bit rotation")
-              (:args (count :scs (sb-vm::signed-reg) :target ecx)
-                     (integer :scs (sb-vm::unsigned-reg) :target res))
-              (:arg-types sb-vm::tagged-num ,arg-type)
-              (:temporary (:sc sb-vm::signed-reg :offset sb-vm::ecx-offset)
-                          ecx)
-              (:results (res :scs (sb-vm::unsigned-reg)))
-              (:result-types sb-vm::unsigned-byte-32)
-              (:generator 10
-               (let ((label (gen-label))
-                     (end (gen-label)))
-                 (move res integer)
-                 (move ecx count)
-                 (inst cmp ecx 0)
-                 (inst jmp :ge label)
-                 (inst neg ecx)
-                 (inst ror res :cl)
-                 (inst jmp end)
-                 (emit-label label)
-                 (inst rol res :cl)
-                 (emit-label end))))))
+             `(define-vop (,name)
+               (:policy :fast-safe)
+               (:translate %unsigned-32-rotate-byte)
+               (:note "inline 32-bit rotation")
+               (:args (count :scs (sb-vm::signed-reg) :target ecx)
+                      (integer :scs (sb-vm::unsigned-reg) :target res))
+               (:arg-types sb-vm::tagged-num ,arg-type)
+               (:temporary (:sc sb-vm::signed-reg :offset sb-vm::ecx-offset)
+                           ecx)
+               (:results (res :scs (sb-vm::unsigned-reg)))
+               (:result-types sb-vm::unsigned-byte-32)
+               (:generator 10
+                (let ((label (gen-label))
+                      (end (gen-label)))
+                  (move res integer)
+                  (move ecx count)
+                  (inst cmp ecx 0)
+                  (inst jmp :ge label)
+                  (inst neg ecx)
+                  (inst ror res :cl)
+                  (inst jmp end)
+                  (emit-label label)
+                  (inst rol res :cl)
+                  (emit-label end))))))
   (def %32bit-rotate-byte sb-vm::unsigned-byte-32)
   ;; FIXME: it's not entirely clear to me why we need this second
   ;; definition -- or rather, why the compiler isn't smart enough to