| 1 | ;;;-*- Mode: Lisp; Package: CCL -*-
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| 2 | ;;;
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| 3 | ;;; Copyright (C) 2009 Clozure Associates
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| 4 | ;;; Copyright (C) 2004, 2005 Clozure Associates
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| 5 | ;;; This file is part of Clozure CL.
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| 6 | ;;;
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| 7 | ;;; Clozure CL is licensed under the terms of the Lisp Lesser GNU Public
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| 8 | ;;; License , known as the LLGPL and distributed with Clozure CL as the
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| 9 | ;;; file "LICENSE". The LLGPL consists of a preamble and the LGPL,
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| 10 | ;;; which is distributed with Clozure CL as the file "LGPL". Where these
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| 11 | ;;; conflict, the preamble takes precedence.
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| 12 | ;;;
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| 13 | ;;; Clozure CL is referenced in the preamble as the "LIBRARY."
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| 14 | ;;;
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| 15 | ;;; The LLGPL is also available online at
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| 16 | ;;; http://opensource.franz.com/preamble.html
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| 17 |
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| 18 | (in-package "CCL")
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| 19 | (eval-when (:compile-toplevel :load-toplevel :execute)
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| 20 | (require "BACKEND"))
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| 21 |
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| 22 | (eval-when (:compile-toplevel :execute)
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| 23 | (require "NXENV")
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| 24 | (require "PPCENV"))
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| 25 |
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| 26 |
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| 27 | ;;; Callbacks. Both LinuxPPC64 and DarwinPPC64 follow something
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| 28 | ;;; close to the PowerOpen ABI. LinuxPPC uses transition vectors
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| 29 | ;;; and a TOC, but it's not clear that we need to care about that
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| 30 | ;;; here.
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| 31 | (defun define-ppc64-poweropen-callback (name args body env)
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| 32 | (let* ((stack-word (gensym))
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| 33 | (stack-ptr (gensym))
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| 34 | (fp-arg-regs (gensym))
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| 35 | (fp-arg-num 0)
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| 36 | (arg-names ())
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| 37 | (arg-types ())
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| 38 | (return-type :void)
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| 39 | (args args)
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| 40 | (woi nil)
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| 41 | (monitor nil)
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| 42 | (dynamic-extent-names ())
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| 43 | (error-return nil))
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| 44 | (loop
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| 45 | (when (null args) (return))
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| 46 | (when (null (cdr args))
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| 47 | (setq return-type (car args))
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| 48 | (return))
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| 49 | (if (eq (car args) :without-interrupts)
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| 50 | (setq woi (cadr args) args (cddr args))
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| 51 | (if (eq (car args) :monitor-exception-ports)
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| 52 | (setq monitor (cadr args) args (cddr args))
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| 53 | (if (eq (car args) :error-return)
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| 54 | (setq error-return
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| 55 | (cadr args)
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| 56 | args (cddr args))
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| 57 | (progn
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| 58 | (push (foreign-type-to-representation-type (pop args)) arg-types)
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| 59 | (push (pop args) arg-names))))))
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| 60 | (setq arg-names (nreverse arg-names)
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| 61 | arg-types (nreverse arg-types))
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| 62 | (setq return-type (foreign-type-to-representation-type return-type))
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| 63 | (when (eq return-type :void)
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| 64 | (setq return-type nil))
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| 65 | (let* ((offset 0)
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| 66 | (need-stack-pointer (or arg-names return-type error-return))
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| 67 | (lets
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| 68 | (mapcar
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| 69 | #'(lambda (name type)
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| 70 | (let* ((delta 8)
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| 71 | (bias 0)
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| 72 | (use-fp-args nil))
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| 73 | (prog1
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| 74 | (list name
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| 75 | `(,
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| 76 | (if (typep type 'unsigned-byte)
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| 77 | (progn (setq delta (* 8 type)) '%inc-ptr)
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| 78 | (ecase type
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| 79 | (:single-float
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| 80 | (if (< (incf fp-arg-num) 14)
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| 81 | (progn
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| 82 | (setq use-fp-args t)
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| 83 | '%get-single-float-from-double-ptr)
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| 84 | (progn
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| 85 | (setq bias 4)
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| 86 | '%get-single-float)))
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| 87 | (:double-float
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| 88 | (setq delta 8)
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| 89 | (if (< (incf fp-arg-num) 14)
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| 90 | (setq use-fp-args t))
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| 91 | '%get-double-float)
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| 92 | (:signed-doubleword (setq delta 8) '%%get-signed-longlong)
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| 93 | (:signed-fullword
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| 94 | (setq bias 4)
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| 95 | '%get-signed-long)
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| 96 | (:signed-halfword (setq bias 6)
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| 97 | '%get-signed-word)
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| 98 | (:signed-byte (setq bias 7)
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| 99 | '%get-signed-byte)
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| 100 | (:unsigned-doubleword (setq delta 8) '%%get-unsigned-longlong)
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| 101 | (:unsigned-fullword
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| 102 | (setq bias 4)
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| 103 | '%get-unsigned-long)
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| 104 | (:unsigned-halfword
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| 105 | (setq bias 6)
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| 106 | '%get-unsigned-word)
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| 107 | (:unsigned-byte
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| 108 | (setq bias 7)
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| 109 | '%get-unsigned-byte)
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| 110 | (:address '%get-ptr)))
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| 111 | ,(if use-fp-args fp-arg-regs stack-ptr)
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| 112 | ,(if use-fp-args (* 8 (1- fp-arg-num))
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| 113 | `(+ ,offset ,bias))))
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| 114 | (when (or (eq type :address)
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| 115 | (typep type 'unsigned-byte))
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| 116 | (push name dynamic-extent-names))
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| 117 | (incf offset delta))))
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| 118 | arg-names arg-types)))
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| 119 | (multiple-value-bind (body decls doc) (parse-body body env t)
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| 120 | `(progn
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| 121 | (declaim (special ,name))
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| 122 | (define-callback-function
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| 123 | (nfunction ,name
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| 124 | (lambda (,stack-word)
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| 125 | (declare (ignorable ,stack-word))
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| 126 | (block ,name
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| 127 | (with-macptrs (,@(and need-stack-pointer (list `(,stack-ptr))))
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| 128 | ,(when need-stack-pointer
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| 129 | `(%setf-macptr-to-object ,stack-ptr ,stack-word))
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| 130 | ,(defcallback-body stack-ptr lets dynamic-extent-names
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| 131 | decls body return-type error-return
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| 132 | (- ppc64::c-frame.savelr ppc64::c-frame.param0)
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| 133 | fp-arg-regs
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| 134 | )))))
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| 135 | ,doc
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| 136 | ,woi
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| 137 | ,monitor))))))
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| 138 |
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| 139 | (defun defcallback-body-ppc64-poweropen (stack-ptr lets dynamic-extent-names decls body return-type error-return error-delta fp-arg-ptr)
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| 140 | (let* ((result (gensym))
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| 141 | (result-ptr (case return-type
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| 142 | ((:single-float :double-float) fp-arg-ptr)
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| 143 | (t stack-ptr)))
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| 144 | (condition-name (if (atom error-return) 'error (car error-return)))
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| 145 | (error-return-function (if (atom error-return) error-return (cadr error-return)))
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| 146 | (body
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| 147 | `(with-macptrs ((,fp-arg-ptr (%get-ptr ,stack-ptr (- ppc64::c-frame.unused-1 ppc64::c-frame.param0))))
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| 148 | (declare (ignorable ,fp-arg-ptr))
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| 149 | (let ,lets
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| 150 | (declare (dynamic-extent ,@dynamic-extent-names))
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| 151 | ,@decls
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| 152 |
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| 153 | (let ((,result (progn ,@body)))
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| 154 | (declare (ignorable ,result))
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| 155 | ,@(progn
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| 156 | ;; Coerce SINGLE-FLOAT result to DOUBLE-FLOAT
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| 157 | (when (eq return-type :single-float)
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| 158 | (setq result `(float ,result 0.0d0)))
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| 159 | nil)
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| 160 |
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| 161 | ,(when return-type
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| 162 | `(setf (,
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| 163 | (case return-type
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| 164 | (:address '%get-ptr)
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| 165 | (:signed-doubleword '%%get-signed-longlong)
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| 166 | (:unsigned-doubleword '%%get-unsigned-longlong)
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| 167 | ((:double-float :single-float) '%get-double-float)
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| 168 | (t '%%get-signed-longlong )) ,result-ptr 0) ,result)))))))
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| 169 | (if error-return
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| 170 | (let* ((cond (gensym)))
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| 171 | `(handler-case ,body
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| 172 | (,condition-name (,cond) (,error-return-function ,cond ,stack-ptr (%inc-ptr ,stack-ptr ,error-delta)))))
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| 173 | body)))
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| 174 |
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| 175 | (defvar *ppc64-vinsn-templates* (make-hash-table :test #'eq))
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| 176 |
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| 177 |
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| 178 |
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| 179 | (defvar *known-ppc64-backends* ())
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| 180 |
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| 181 |
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| 182 | #+linuxppc-target
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| 183 | (defvar *linuxppc64-backend*
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| 184 | (make-backend :lookup-opcode #'lookup-ppc-opcode
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| 185 | :lookup-macro #'ppc::ppc-macro-function
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| 186 | :lap-opcodes ppc::*ppc-opcodes*
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| 187 | :define-vinsn 'define-ppc-vinsn
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| 188 | :platform-syscall-mask (logior platform-os-linux platform-cpu-ppc)
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| 189 |
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| 190 | :p2-dispatch *ppc2-specials*
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| 191 | :p2-vinsn-templates *ppc64-vinsn-templates*
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| 192 | :p2-template-hash-name '*ppc64-vinsn-templates*
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| 193 | :p2-compile 'ppc2-compile
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| 194 | :target-specific-features
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| 195 | '(:powerpc :ppc-target :poweropen-target :linux-target :linuxppc-target :ppc64-target :64-bit-target :big-endian-target)
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| 196 | :target-fasl-pathname (make-pathname :type "p64fsl")
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| 197 | :target-platform (logior platform-cpu-ppc
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| 198 | platform-os-linux
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| 199 | platform-word-size-64)
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| 200 | :target-os :linuxppc
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| 201 | :name :linuxppc64
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| 202 | :target-arch-name :ppc64
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| 203 | :target-foreign-type-data nil
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| 204 | :target-arch ppc64::*ppc64-target-arch*
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| 205 | :define-callback 'define-ppc64-poweropen-callback
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| 206 | :defcallback-body 'defcallback-body-ppc64-poweropen
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| 207 | ))
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| 208 |
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| 209 |
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| 210 | #+darwinppc-target
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| 211 | (defvar *darwinppc64-backend*
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| 212 | (make-backend :lookup-opcode #'lookup-ppc-opcode
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| 213 | :lookup-macro #'ppc::ppc-macro-function
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| 214 | :lap-opcodes ppc::*ppc-opcodes*
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| 215 | :define-vinsn 'define-ppc-vinsn
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| 216 | :platform-syscall-mask (logior platform-os-darwin platform-cpu-ppc)
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| 217 |
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| 218 | :p2-dispatch *ppc2-specials*
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| 219 | :p2-vinsn-templates *ppc64-vinsn-templates*
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| 220 | :p2-template-hash-name '*ppc64-vinsn-templates*
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| 221 | :p2-compile 'ppc2-compile
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| 222 | :target-specific-features
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| 223 | '(:powerpc :ppc-target :darwin-target :darwinppc-target :ppc64-target :64-bit-target :big-endian-target)
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| 224 | :target-fasl-pathname (make-pathname :type "d64fsl")
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| 225 | :target-platform (logior platform-cpu-ppc
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| 226 | platform-os-darwin
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| 227 | platform-word-size-64)
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| 228 | :target-os :darwinppc
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| 229 | :name :darwinppc64
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| 230 | :target-arch-name :ppc64
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| 231 | :target-foreign-type-data nil
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| 232 | :target-arch ppc64::*ppc64-target-arch*
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| 233 | :define-callback 'define-ppc64-poweropen-callback
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| 234 | :defcallback-body 'defcallback-body-ppc64-poweropen))
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| 235 |
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| 236 | #+linuxppc-target
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| 237 | (pushnew *linuxppc64-backend* *known-ppc64-backends* :key #'backend-name)
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| 238 |
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| 239 |
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| 240 | #+darwinppc-target
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| 241 | (pushnew *darwinppc64-backend* *known-ppc64-backends* :key #'backend-name)
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| 242 |
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| 243 | (defvar *ppc64-backend* (car *known-ppc64-backends*))
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| 244 |
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| 245 | (defun fixup-ppc64-backend ()
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| 246 | (dolist (b *known-ppc64-backends*)
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| 247 | (setf (backend-lap-opcodes b) ppc::*ppc-opcodes*
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| 248 | (backend-p2-dispatch b) *ppc2-specials*
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| 249 | (backend-p2-vinsn-templates b) *ppc64-vinsn-templates*)
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| 250 | (or (backend-lap-macros b) (setf (backend-lap-macros b)
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| 251 | (make-hash-table :test #'equalp)))))
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| 252 |
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| 253 |
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| 254 |
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| 255 | (fixup-ppc64-backend)
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| 256 |
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| 257 | #+ppc64-target
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| 258 | (setq *host-backend* *ppc64-backend* *target-backend* *ppc64-backend*)
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| 259 | #-ppc64-target
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| 260 | (unless (backend-target-foreign-type-data *ppc64-backend*)
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| 261 | (let* ((ftd (make-ftd
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| 262 | :interface-db-directory
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| 263 | #+darwinppc-target "ccl:darwin-headers64;"
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| 264 | #+linuxppc-target "ccl:headers64;"
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| 265 | :interface-package-name
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| 266 | #+darwinppc-target "DARWIN64"
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| 267 | #+linuxppc-target "LINUX64"
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| 268 | :attributes
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| 269 | #+darwinppc-target
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| 270 | '(:signed-char t
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| 271 | :struct-by-value t
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| 272 | :struct-return-in-registers t
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| 273 | :struct-return-explicit t
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| 274 | :struct-by-value-by-field t
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| 275 | :prepend-underscores t
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| 276 | :bits-per-word 64)
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| 277 | #+linuxppc-target
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| 278 | '(:bits-per-word 64)
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| 279 | :ff-call-expand-function
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| 280 | #+linuxppc-target
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| 281 | 'linux64::expand-ff-call
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| 282 | #+darwinppc-target
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| 283 | 'darwin64::expand-ff-call
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| 284 | :ff-call-struct-return-by-implicit-arg-function
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| 285 | #+linuxppc-target
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| 286 | linux64::record-type-returns-structure-as-first-arg
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| 287 | #+darwinppc-target
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| 288 | darwin64::record-type-returns-structure-as-first-arg
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| 289 | :callback-bindings-function
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| 290 | #+linuxppc-target
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| 291 | linux64::generate-callback-bindings
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| 292 | #+darwinppc-target
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| 293 | darwin64::generate-callback-bindings
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| 294 | :callback-return-value-function
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| 295 | #+linuxppc-target
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| 296 | linux64::generate-callback-return-value
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| 297 | #+darwinppc-target
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| 298 | darwin64::generate-callback-return-value
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| 299 | )))
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| 300 | (install-standard-foreign-types ftd)
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| 301 | (use-interface-dir :libc ftd)
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| 302 | (setf (backend-target-foreign-type-data *ppc64-backend*) ftd)))
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| 303 |
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| 304 | (pushnew *ppc64-backend* *known-backends* :key #'backend-name)
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| 305 |
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| 306 | #+ppc64-target
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| 307 | (require "PPC64-VINSNS")
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| 308 |
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| 309 | (provide "PPC64-BACKEND")
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