X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fmips%2Falloc.lisp;h=1f6e3a735d048cb73483946ea10602e2653cfc7d;hb=5c4c126f50e6fb8184bf9ae4411d17327c24cb91;hp=2948a8339a554379c6d2131505400eec556726f1;hpb=52cfe54802db8736f1f4e2b67764c43bba9b78b3;p=sbcl.git

diff --git a/src/compiler/mips/alloc.lisp b/src/compiler/mips/alloc.lisp
index 2948a83..1f6e3a7 100644
--- a/src/compiler/mips/alloc.lisp
+++ b/src/compiler/mips/alloc.lisp
@@ -1,3 +1,14 @@
+;;;; allocation VOPs for Mips
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+
 (in-package "SB!VM")
 
 
@@ -84,13 +95,12 @@
 
     (pseudo-atomic (pa-flag)
       (inst or result alloc-tn other-pointer-lowtag)
+      (inst addu alloc-tn boxed)
       (storew ndescr result 0 other-pointer-lowtag)
       (storew unboxed result code-code-size-slot other-pointer-lowtag)
+      (inst addu alloc-tn unboxed)
       (storew null-tn result code-entry-points-slot other-pointer-lowtag)
-      (inst addu alloc-tn boxed)
-      (inst addu alloc-tn unboxed))
-
-    (storew null-tn result code-debug-info-slot other-pointer-lowtag)))
+      (storew null-tn result code-debug-info-slot other-pointer-lowtag))))
 
 (define-vop (make-fdefn)
   (:policy :fast-safe)
@@ -101,24 +111,33 @@
   (:results (result :scs (descriptor-reg) :from :argument))
   (:generator 37
     (with-fixed-allocation (result pa-flag temp fdefn-widetag fdefn-size)
+      (inst li temp (make-fixup "undefined_tramp" :foreign))
       (storew name result fdefn-name-slot other-pointer-lowtag)
       (storew null-tn result fdefn-fun-slot other-pointer-lowtag)
-      (inst li temp (make-fixup "undefined_tramp" :foreign))
       (storew temp result fdefn-raw-addr-slot other-pointer-lowtag))))
 
 (define-vop (make-closure)
   (:args (function :to :save :scs (descriptor-reg)))
   (:info length stack-allocate-p)
-  (:ignore stack-allocate-p)
   (:temporary (:scs (non-descriptor-reg)) temp)
   (:temporary (:sc non-descriptor-reg :offset nl4-offset) pa-flag)
   (:results (result :scs (descriptor-reg)))
   (:generator 10
-    (let ((size (+ length closure-info-offset)))
-      (inst li temp (logior (ash (1- size) n-widetag-bits) closure-header-widetag))
-      (pseudo-atomic (pa-flag :extra (pad-data-block size))
-        (inst or result alloc-tn fun-pointer-lowtag)
+    (let* ((size (+ length closure-info-offset))
+           (alloc-size (pad-data-block size)))
+      (pseudo-atomic (pa-flag :extra (if stack-allocate-p 0 alloc-size))
+        (cond (stack-allocate-p
+               (align-csp result)
+               (inst srl result csp-tn n-lowtag-bits)
+               (inst addu csp-tn alloc-size))
+              (t
+               (inst srl result alloc-tn n-lowtag-bits)))
+        (inst sll result n-lowtag-bits)
+        (inst or result fun-pointer-lowtag)
+        (inst li temp (logior (ash (1- size) n-widetag-bits)
+                              closure-header-widetag))
         (storew temp result 0 fun-pointer-lowtag))
+      (storew result result closure-self-slot fun-pointer-lowtag)
       (storew function result closure-fun-slot fun-pointer-lowtag))))
 
 ;;; The compiler likes to be able to directly make value cells.