src/compiler/early-backend.lisp

   1 ;;;; This software is part of the SBCL system. See the README file for
   2 ;;;; more information.
   3 ;;;;
   4 ;;;; This software is derived from the CMU CL system, which was
   5 ;;;; written at Carnegie Mellon University and released into the
   6 ;;;; public domain. The software is in the public domain and is
   7 ;;;; provided with absolutely no warranty. See the COPYING and CREDITS
   8 ;;;; files for more information.
   9
  10 (in-package "SB!C")
  11 \f
  12 ;;; the maximum number of bytes per page on this system (used by GENESIS)
  13 (defvar *backend-page-bytes* 0)
  14 (declaim (type index *backend-page-bytes*))
  15
  16 #!+sb-thread
  17 (progn
  18   (defglobal sb!vm::*free-tls-index* 0)
  19   #!-x86-64 ; on 64-bit, a single lisp word holds the index and lock flag
  20   (!defglobal sb!vm::*tls-index-lock* 0))