Microoptimise TN-LEXICAL-DEPTH

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

diff --git a/src/compiler/ppc/system.lisp b/src/compiler/ppc/system.lisp
index 684bf3c..ebaaca5 100644 (file)
--- a/src/compiler/ppc/system.lisp
+++ b/src/compiler/ppc/system.lisp
@@ -131,22 +131,6 @@
     ;; and shift the result into a positive fixnum like on x86.
     (inst rlwinm res ptr n-fixnum-tag-bits 1 n-positive-fixnum-bits)))
 
-(define-vop (make-other-immediate-type)
-  (:args (val :scs (any-reg descriptor-reg))
-         (type :scs (any-reg descriptor-reg immediate)
-               :target temp))
-  (:results (res :scs (any-reg descriptor-reg)))
-  (:temporary (:scs (non-descriptor-reg)) temp)
-  (:generator 2
-    (sc-case type
-      (immediate
-       (inst slwi temp val n-widetag-bits)
-       (inst ori res temp (tn-value type)))
-      (t
-       (inst srawi temp type n-fixnum-tag-bits)
-       (inst slwi res val (- n-widetag-bits n-fixnum-tag-bits))
-       (inst or res res temp)))))
-
 \f
 ;;;; Allocation
 
@@ -217,6 +201,13 @@
   (:generator 1
     (inst unimp pending-interrupt-trap)))
 
+#!+sb-safepoint
+(define-vop (insert-safepoint)
+  (:policy :fast-safe)
+  (:translate sb!kernel::gc-safepoint)
+  (:generator 0
+    (emit-safepoint)))
+
 #!+sb-thread
 (defknown current-thread-offset-sap ((unsigned-byte 64))
   system-area-pointer (flushable))
@@ -285,3 +276,9 @@
   (:policy :fast-safe)
   (:translate %data-dependency-barrier)
   (:generator 3))
+
+;;;; Dummy definition for a spin-loop hint VOP
+(define-vop (spin-loop-hint)
+  (:translate spin-loop-hint)
+  (:policy :fast-safe)
+  (:generator 0))