;; Basic cross-compile script for cross-compiling from x86 to x86. ;; May require tweaking for more difficult cross-compiles. (in-package :cl-user) ;;; Rename the X86 package and backend so that new-backend does the ;;; right thing. (rename-package "X86" "OLD-X86" '("OLD-VM")) (setf (c:backend-name c:*native-backend*) "OLD-X86") (c::new-backend "X86" ;; Features to add here. These are just examples. You may not ;; need to list anything here. We list them here anyway as a ;; record of typical features for all x86 ports. '(:x86 :i486 :pentium :stack-checking ; Catches stack overflow :heap-overflow-check ; Catches heap overflows :relative-package-names ; relative package names :mp ; multiprocessing :gencgc ; Generational GC :conservative-float-type :hash-new :random-mt19937 :cmu :cmu19 :cmu19e ; Version features :double-double ; double-double float support ) ;; Features to remove from current *features* here. Normally don't ;; need to list anything here unless you are trying to remove a ;; feature. '(:x86-bootstrap ;; :alpha :osf1 :mips :propagate-fun-type :propagate-float-type :constrain-float-type ;; :openbsd :freebsd :glibc2 :linux :long-float :new-random :small)) ;;; Compile the new backend. (pushnew :bootstrap *features*) (pushnew :building-cross-compiler *features*) (load "target:tools/comcom") ;;; Load the new backend. (setf (search-list "c:") '("target:compiler/")) (setf (search-list "vm:") '("c:x86/" "c:generic/")) (setf (search-list "assem:") '("target:assembly/" "target:assembly/x86/")) ;; Load the backend of the compiler. (in-package "C") (load "vm:vm-macs") (load "vm:parms") (load "vm:objdef") (load "vm:interr") (load "assem:support") (load "target:compiler/srctran") (load "vm:vm-typetran") (load "target:compiler/float-tran") (load "target:compiler/saptran") (load "vm:macros") (load "vm:utils") (load "vm:vm") (load "vm:insts") (load "vm:primtype") (load "vm:move") (load "vm:sap") (when (target-featurep :sse2) (load "vm:sse2-sap")) (load "vm:system") (load "vm:char") (if (target-featurep :sse2) (load "vm:float-sse2") (load "vm:float")) (load "vm:memory") (load "vm:static-fn") (load "vm:arith") (load "vm:cell") (load "vm:subprim") (load "vm:debug") (load "vm:c-call") (when (target-featurep :sse2) (load "vm:sse2-c-call")) (load "vm:print") (load "vm:alloc") (load "vm:call") (load "vm:nlx") (load "vm:values") ;; These need to be loaded before array because array wants to use ;; some vops as templates. (load (if (target-featurep :sse2) "vm:sse2-array" "vm:x87-array")) (load "vm:array") (load "vm:pred") (load "vm:type-vops") (load "assem:assem-rtns") (load "assem:array") (load "assem:arith") (load "assem:alloc") (load "c:pseudo-vops") (check-move-function-consistency) (load "vm:new-genesis") ;;; OK, the cross compiler backend is loaded. (setf *features* (remove :building-cross-compiler *features*)) ;;; Info environment hacks. (macrolet ((frob (&rest syms) `(progn ,@(mapcar #'(lambda (sym) `(defconstant ,sym (symbol-value (find-symbol ,(symbol-name sym) :vm)))) syms)))) (frob OLD-VM:BYTE-BITS OLD-VM:WORD-BITS #+long-float OLD-VM:SIMPLE-ARRAY-LONG-FLOAT-TYPE OLD-VM:SIMPLE-ARRAY-DOUBLE-FLOAT-TYPE OLD-VM:SIMPLE-ARRAY-SINGLE-FLOAT-TYPE #+long-float OLD-VM:SIMPLE-ARRAY-COMPLEX-LONG-FLOAT-TYPE OLD-VM:SIMPLE-ARRAY-COMPLEX-DOUBLE-FLOAT-TYPE OLD-VM:SIMPLE-ARRAY-COMPLEX-SINGLE-FLOAT-TYPE OLD-VM:SIMPLE-ARRAY-UNSIGNED-BYTE-2-TYPE OLD-VM:SIMPLE-ARRAY-UNSIGNED-BYTE-4-TYPE OLD-VM:SIMPLE-ARRAY-UNSIGNED-BYTE-8-TYPE OLD-VM:SIMPLE-ARRAY-UNSIGNED-BYTE-16-TYPE OLD-VM:SIMPLE-ARRAY-UNSIGNED-BYTE-32-TYPE OLD-VM:SIMPLE-ARRAY-SIGNED-BYTE-8-TYPE OLD-VM:SIMPLE-ARRAY-SIGNED-BYTE-16-TYPE OLD-VM:SIMPLE-ARRAY-SIGNED-BYTE-30-TYPE OLD-VM:SIMPLE-ARRAY-SIGNED-BYTE-32-TYPE OLD-VM:SIMPLE-BIT-VECTOR-TYPE OLD-VM:SIMPLE-STRING-TYPE OLD-VM:SIMPLE-VECTOR-TYPE OLD-VM:SIMPLE-ARRAY-TYPE OLD-VM:VECTOR-DATA-OFFSET OLD-VM:DOUBLE-FLOAT-EXPONENT-BYTE OLD-VM:DOUBLE-FLOAT-NORMAL-EXPONENT-MAX OLD-VM:DOUBLE-FLOAT-SIGNIFICAND-BYTE OLD-VM:SINGLE-FLOAT-EXPONENT-BYTE OLD-VM:SINGLE-FLOAT-NORMAL-EXPONENT-MAX OLD-VM:SINGLE-FLOAT-SIGNIFICAND-BYTE ) #+double-double (frob OLD-VM:SIMPLE-ARRAY-COMPLEX-DOUBLE-DOUBLE-FLOAT-TYPE OLD-VM:SIMPLE-ARRAY-DOUBLE-DOUBLE-FLOAT-TYPE)) ;; Modular arith hacks (setf (fdefinition 'vm::ash-left-mod32) #'old-vm::ash-left-mod32) (setf (fdefinition 'vm::lognot-mod32) #'old-vm::lognot-mod32) ;; End arith hacks (let ((function (symbol-function 'kernel:error-number-or-lose))) (let ((*info-environment* (c:backend-info-environment c:*target-backend*))) (setf (symbol-function 'kernel:error-number-or-lose) function) (setf (info function kind 'kernel:error-number-or-lose) :function) (setf (info function where-from 'kernel:error-number-or-lose) :defined))) (defun fix-class (name) (let* ((new-value (find-class name)) (new-layout (kernel::%class-layout new-value)) (new-cell (kernel::find-class-cell name)) (*info-environment* (c:backend-info-environment c:*target-backend*))) (remhash name kernel::*forward-referenced-layouts*) (kernel::%note-type-defined name) (setf (info type kind name) :instance) (setf (info type class name) new-cell) (setf (info type compiler-layout name) new-layout) new-value)) (fix-class 'c::vop-parse) (fix-class 'c::operand-parse) #+random-mt19937 (declaim (notinline kernel:random-chunk)) (setf c:*backend* c:*target-backend*) ;;; Extern-alien-name for the new backend. (in-package :vm) (defun extern-alien-name (name) (declare (type simple-string name)) name) (export 'extern-alien-name) (export 'fixup-code-object) (export 'sanctify-for-execution) (in-package :cl-user) ;;; Don't load compiler parts from the target compilation (defparameter *load-stuff* nil) ;; hack, hack, hack: Make old-vm::any-reg the same as ;; x86::any-reg as an SC. Do this by adding old-vm::any-reg ;; to the hash table with the same value as x86::any-reg. (let ((ht (c::backend-sc-names c::*target-backend*))) (setf (gethash 'old-vm::any-reg ht) (gethash 'vm::any-reg ht)))