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

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

diff --git a/src/compiler/ppc/vm.lisp b/src/compiler/ppc/vm.lisp
index 97e8e0a..058f252 100644 (file)
--- a/src/compiler/ppc/vm.lisp
+++ b/src/compiler/ppc/vm.lisp
@@ -81,7 +81,7 @@
       nl0 nl1 nl2 nl3 nl4 nl5 nl6 #+nil nl7 cfunc nargs nfp)
 
   (defregset descriptor-regs
-      fdefn a0 a1 a2 a3  ocfp lra cname lexenv l0 l1 l2 )
+      fdefn a0 a1 a2 a3  ocfp lra cname lexenv l0 l1 #!-sb-thread l2 )
 
 
  (defregset *register-arg-offsets*  a0 a1 a2 a3)
@@ -261,6 +261,8 @@
   (defregtn null descriptor-reg)
   (defregtn code descriptor-reg)
   (defregtn alloc any-reg)
+  (defregtn lra descriptor-reg)
+  (defregtn lexenv descriptor-reg)
 
   (defregtn nargs any-reg)
   (defregtn bsp any-reg)
@@ -284,6 +286,14 @@
      (if (static-symbol-p value)
          (sc-number-or-lose 'immediate)
          nil))))
+
+;;; A predicate to see if a character can be used as an inline
+;;; constant (the immediate field in the instruction used is sixteen
+;;; bits wide, which is not the same as any defined subtype of
+;;; CHARACTER).
+(defun inlinable-character-constant-p (char)
+  (and (characterp char)
+       (< (char-code char) #x10000)))
 \f
 ;;;; function call parameters
 
@@ -317,6 +327,11 @@
                               :offset n))
           *register-arg-offsets*))
 
+#!+sb-thread
+(defparameter thread-base-tn
+  (make-random-tn :kind :normal :sc (sc-or-lose 'unsigned-reg)
+                  :offset l2-offset))
+
 (export 'single-value-return-byte-offset)
 
 ;;; This is used by the debugger.