Revert "Clean up %more-arg-values."

[sbcl.git] / src / compiler / ppc / values.lisp

diff --git a/src/compiler/ppc/values.lisp b/src/compiler/ppc/values.lisp
index ddead7c..7f868c1 100644 (file)
--- a/src/compiler/ppc/values.lisp
+++ b/src/compiler/ppc/values.lisp
@@ -116,8 +116,9 @@
 ;;;
 (define-vop (%more-arg-values)
   (:args (context :scs (descriptor-reg any-reg) :target src)
+         (skip :scs (any-reg zero immediate))
          (num :scs (any-reg) :target count))
-  (:arg-types * positive-fixnum)
+  (:arg-types * positive-fixnum positive-fixnum)
   (:temporary (:sc any-reg :from (:argument 0)) src)
   (:temporary (:sc any-reg :from (:argument 2)) dst)
   (:temporary (:sc descriptor-reg :from (:argument 1)) temp)
@@ -125,7 +126,13 @@
   (:results (start :scs (any-reg))
             (count :scs (any-reg)))
   (:generator 20
-    (inst mr src context)
+    (sc-case skip
+      (zero
+       (inst mr src context))
+      (immediate
+       (inst addi src context (* (tn-value skip) n-word-bytes)))
+      (any-reg
+       (inst add src context skip)))
     (inst mr. count num)
     (inst mr start csp-tn)
     (inst beq done)