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guile/benchmark-suite/benchmarks/structs.bm
Andy Wingo 5870188eb4 Replace "pr" struct fields with "pw" fields
* libguile/struct.h (SCM_VTABLE_BASE_LAYOUT): Layout is a "pr" field.
* module/ice-9/boot-9.scm (record-type-vtable): Record vtable fields are
  writable.
  (<parameter>): "pw" fields.
* module/oop/goops.scm (<class>, %compute-layout): <read-only> fields
  are "pw" underneath.
* module/rnrs/records/procedural.scm (record-type-vtable)
  (record-constructor-vtable, make-record-type-descriptor): Use "pw"
  fields in vtables.
* module/srfi/srfi-35.scm (%condition-type-vtable)
  (struct-layout-for-condition): "pw" fields in vtables.
* test-suite/tests/goops.test:
* test-suite/tests/structs.test: Use "pw" fields only.
* benchmark-suite/benchmarks/structs.bm: Update for make-struct/no-tail,
  to use pw fields, and also to remove useless tests that the compiler
  would optimize away.
* doc/ref/api-data.texi (Vtables): Add a note about the now-vestigial
  permissions character and update documentation.
  (Structure Basics, Meta-Vtables): Update examples.
* libguile/hash.c (scm_i_struct_hash): Remove code that would handle
  opaque/self fields.
* libguile/print.h (SCM_PRINT_STATE_LAYOUT): Use "pw" fields.
* libguile/struct.c (scm_struct_init): Simplify check for hidden
  fields.
* libguile/values.c (scm_init_values): Field is "pw".
2017-09-23 15:33:02 +02:00

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;;; -*- mode: scheme; coding: iso-8859-1; -*-
;;; Structs.
;;;
;;; Copyright 2009, 2017 Free Software Foundation, Inc.
;;;
;;; This program is free software; you can redistribute it and/or
;;; modify it under the terms of the GNU Lesser General Public License
;;; as published by the Free Software Foundation; either version 3, or
;;; (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU Lesser General Public License for more details.
;;;
;;; You should have received a copy of the GNU Lesser General Public
;;; License along with this software; see the file COPYING.LESSER. If
;;; not, write to the Free Software Foundation, Inc., 51 Franklin
;;; Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (benchmarks structs)
:use-module (benchmark-suite lib))
;; Note: Use `--iteration-factor' to change this.
(define iterations 2000000)
(define vtable2
(make-vtable "pwpw"))
(define vtable7
(make-vtable (string-concatenate (make-list 7 "pw"))))
(with-benchmark-prefix "constructors"
(benchmark "make-struct2" iterations
(make-struct/no-tail vtable2 1 2))
(benchmark "make-struct7" iterations
(make-struct/no-tail vtable7 1 2 3 4 5 6 7)))
(with-benchmark-prefix "pairs" ;; for comparison
(benchmark "cons" iterations
(cons 1 2))
(benchmark "list" iterations
(list 1 2 3 4 5 6 7))
(benchmark "make-list" iterations
(make-list 7)))