1.0.41.35: ppc: Implement compare-and-swap-vops.

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

diff --git a/src/compiler/ppc/array.lisp b/src/compiler/ppc/array.lisp
index 7c096ae..37cf6ea 100644 (file)
--- a/src/compiler/ppc/array.lisp
+++ b/src/compiler/ppc/array.lisp
@@ -28,7 +28,8 @@
   (:results (result :scs (descriptor-reg)))
   (:generator 0
     (pseudo-atomic (pa-flag)
-      (inst addi ndescr rank (* (1+ array-dimensions-offset) n-word-bytes))
+      (inst addi ndescr rank (+ (* (1+ array-dimensions-offset) n-word-bytes)
+                                lowtag-mask))
       (inst clrrwi ndescr ndescr n-lowtag-bits)
       (allocation header ndescr other-pointer-lowtag
                   :temp-tn gc-temp
@@ -77,7 +78,7 @@
   (:vop-var vop)
   (:save-p :compute-only)
   (:generator 5
-    (let ((error (generate-error-code vop invalid-array-index-error
+    (let ((error (generate-error-code vop 'invalid-array-index-error
                                       array bound index)))
       (inst cmplw index bound)
       (inst bge error)
@@ -139,6 +140,13 @@
   (def-data-vector-frobs simple-array-signed-byte-32 word-index
     signed-num signed-reg))
 
+#!+compare-and-swap-vops
+(define-vop (%compare-and-swap-svref word-index-cas)
+  (:note "inline array compare-and-swap")
+  (:policy :fast-safe)
+  (:variant vector-data-offset other-pointer-lowtag)
+  (:translate %compare-and-swap-svref)
+  (:arg-types simple-vector positive-fixnum * *))
 
 ;;; Integer vectors whos elements are smaller than a byte.  I.e. bit, 2-bit,
 ;;; and 4-bit vectors.
@@ -477,24 +485,6 @@
 ;;; what type of vector it is.
 ;;;
 
-(define-vop (raw-bits word-index-ref)
-  (:note "raw-bits VOP")
-  (:translate %raw-bits)
-  (:results (value :scs (unsigned-reg)))
-  (:result-types unsigned-num)
-  (:variant 0 other-pointer-lowtag))
-
-(define-vop (set-raw-bits word-index-set)
-  (:note "setf raw-bits VOP")
-  (:translate %set-raw-bits)
-  (:args (object :scs (descriptor-reg))
-         (index :scs (any-reg zero immediate))
-         (value :scs (unsigned-reg)))
-  (:arg-types * positive-fixnum unsigned-num)
-  (:results (result :scs (unsigned-reg)))
-  (:result-types unsigned-num)
-  (:variant 0 other-pointer-lowtag))
-
 (define-vop (vector-raw-bits word-index-ref)
   (:note "vector-raw-bits VOP")
   (:translate %vector-raw-bits)