1
Fork 0
mirror of https://git.savannah.gnu.org/git/guile.git synced 2025-06-04 19:20:27 +02:00
guile/benchmark-suite/benchmarks/ports.bm
Mark H Weaver 856d318a9f Merge branch 'stable-2.0'
Conflicts:
	benchmark-suite/benchmarks/ports.bm
	libguile/async.h
	libguile/bytevectors.c
	libguile/foreign.c
	libguile/gsubr.c
	libguile/srfi-1.c
	libguile/vm-engine.h
	libguile/vm-i-scheme.c
	module/Makefile.am
	module/language/tree-il/analyze.scm
	module/language/tree-il/peval.scm
	module/scripts/compile.scm
	module/scripts/disassemble.scm
	test-suite/tests/asm-to-bytecode.test
	test-suite/tests/peval.test
	test-suite/tests/rdelim.test
2014-09-30 03:50:47 -04:00

95 lines
3.1 KiB
Scheme
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

;;; ports.bm --- Port I/O. -*- mode: scheme; coding: utf-8; -*-
;;;
;;; Copyright (C) 2010-2014 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 ports)
#:use-module (ice-9 rdelim)
#:use-module (benchmark-suite lib))
(define-syntax sequence
(lambda (s)
;; Create a sequence `(begin EXPR ...)' with COUNT occurrences of EXPR.
(syntax-case s ()
((_ expr count)
(number? (syntax->datum #'count))
(cons #'begin
(make-list (syntax->datum #'count) #'expr))))))
(define (large-string s)
(string-concatenate (make-list (* iteration-factor 10000) s)))
(define %latin1-port
(let ((p (open-input-string (large-string "hello, world"))))
(set-port-encoding! p "ISO-8859-1")
p))
(define %utf8/ascii-port
(open-input-string (large-string "hello, world")))
(define %utf8/wide-port
(open-input-string (large-string "안녕하세요")))
(with-benchmark-prefix "peek-char"
(benchmark "latin-1 port" 700
(sequence (peek-char %latin1-port) 1000))
(benchmark "utf-8 port, ascii character" 700
(sequence (peek-char %utf8/ascii-port) 1000))
(benchmark "utf-8 port, Korean character" 700
(sequence (peek-char %utf8/wide-port) 1000)))
(with-benchmark-prefix "char-ready?"
(benchmark "latin-1 port" 10000
(sequence (char-ready? %latin1-port) 1000))
(benchmark "utf-8 port, ascii character" 10000
(sequence (char-ready? %utf8/ascii-port) 1000))
(benchmark "utf-8 port, Korean character" 10000
(sequence (char-ready? %utf8/wide-port) 1000)))
;; Keep the `read-char' benchmarks last as they consume input from the
;; ports.
(with-benchmark-prefix "read-char"
(benchmark "latin-1 port" 10000
(sequence (read-char %latin1-port) 1000))
(benchmark "utf-8 port, ascii character" 10000
(sequence (read-char %utf8/ascii-port) 1000))
(benchmark "utf-8 port, Korean character" 10000
(sequence (read-char %utf8/wide-port) 1000)))
(with-benchmark-prefix "rdelim"
(let ((str (string-concatenate (make-list 1000 "one line\n"))))
(benchmark "read-line" 1000
(let ((port (open-input-string str)))
(sequence (read-line port) 1000))))
(let ((str (large-string "Hello, world.\n")))
(benchmark "read-string" 200
(let ((port (open-input-string str)))
(read-string port)))))