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guile/test-suite/tests/rtl.test
Andy Wingo 691697de09 Rename "RTL" to "bytecode"
"RTL" didn't make any sense, and now that there's no other bytecode to
disambiguate against, just call it bytecode.

* module/Makefile.am:
* module/ice-9/eval-string.scm:
* module/language/bytecode.scm:
* module/language/bytecode/spec.scm:
* module/language/cps/arities.scm:
* module/language/cps/compile-bytecode.scm:
* module/language/cps/compile-rtl.scm:
* module/language/cps/contification.scm:
* module/language/cps/elide-values.scm:
* module/language/cps/primitives.scm:
* module/language/cps/reify-primitives.scm:
* module/language/cps/spec.scm:
* module/language/cps/specialize-primcalls.scm:
* module/language/rtl.scm:
* module/language/rtl/spec.scm:
* module/scripts/compile.scm:
* module/system/base/compile.scm:
* module/system/repl/common.scm:
* module/system/vm/assembler.scm:
* module/system/vm/debug.scm:
* module/system/vm/disassembler.scm:
* module/system/vm/dwarf.scm:
* test-suite/tests/cross-compilation.test:
* test-suite/tests/dwarf.test:
* test-suite/tests/rtl-compilation.test:
* test-suite/tests/rtl.test:
* test-suite/vm/run-vm-tests.scm: Fixups.
2013-12-02 21:31:47 +01:00

436 lines
16 KiB
Scheme

;;;; Low-level tests of the bytecode assembler -*- mode: scheme; coding: utf-8; -*-
;;;;
;;;; Copyright (C) 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
;;;;
;;;; This library 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 of the License, or (at your option) any later version.
;;;;
;;;; This library 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 library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (tests bytecode)
#:use-module (test-suite lib)
#:use-module (system vm assembler)
#:use-module (system vm program)
#:use-module (system vm loader)
#:use-module (system vm linker)
#:use-module (system vm debug))
(define (assemble-program instructions)
"Take the sequence of instructions @var{instructions}, assemble them
into bytecode, link an image, and load that image from memory. Returns
a procedure."
(let ((asm (make-assembler)))
(emit-text asm instructions)
(load-thunk-from-memory (link-assembly asm #:page-aligned? #f))))
(define-syntax-rule (assert-equal val expr)
(let ((x val))
(pass-if (object->string x) (equal? expr x))))
(define (return-constant val)
(assemble-program `((begin-program foo
((name . foo)))
(begin-standard-arity () 2 #f)
(load-constant 1 ,val)
(return 1)
(end-arity)
(end-program))))
(define-syntax-rule (assert-constants val ...)
(begin
(assert-equal val ((return-constant val)))
...))
(with-test-prefix "load-constant"
(assert-constants
1
-1
0
most-positive-fixnum
most-negative-fixnum
#t
#\c
(integer->char 16000)
3.14
"foo"
'foo
#:foo
"æ" ;; a non-ASCII Latin-1 string
"λ" ;; non-ascii, non-latin-1
'(1 . 2)
'(1 2 3 4)
#(1 2 3)
#("foo" "bar" 'baz)
#vu8()
#vu8(1 2 3 4 128 129 130)
#u32()
#u32(1 2 3 4 128 129 130 255 1000)
;; FIXME: Add more tests for arrays (uniform and otherwise)
))
(with-test-prefix "static procedure"
(assert-equal 42
(((assemble-program `((begin-program foo
((name . foo)))
(begin-standard-arity () 2 #f)
(load-static-procedure 1 bar)
(return 1)
(end-arity)
(end-program)
(begin-program bar
((name . bar)))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program)))))))
(with-test-prefix "loop"
(assert-equal (* 999 500)
(let ((sumto
(assemble-program
;; 0: limit
;; 1: n
;; 2: accum
'((begin-program countdown
((name . countdown)))
(begin-standard-arity (x) 4 #f)
(br fix-body)
(label loop-head)
(br-if-= 2 1 #f out)
(add 3 2 3)
(add1 2 2)
(br loop-head)
(label fix-body)
(load-constant 2 0)
(load-constant 3 0)
(br loop-head)
(label out)
(return 3)
(end-arity)
(end-program)))))
(sumto 1000))))
(with-test-prefix "accum"
(assert-equal (+ 1 2 3)
(let ((make-accum
(assemble-program
;; 0: elt
;; 1: tail
;; 2: head
'((begin-program make-accum
((name . make-accum)))
(begin-standard-arity () 3 #f)
(load-constant 1 0)
(box 1 1)
(make-closure 2 accum 1)
(free-set! 2 1 0)
(return 2)
(end-arity)
(end-program)
(begin-program accum
((name . accum)))
(begin-standard-arity (x) 4 #f)
(free-ref 2 0 0)
(box-ref 3 2)
(add 3 3 1)
(box-set! 2 3)
(return 3)
(end-arity)
(end-program)))))
(let ((accum (make-accum)))
(accum 1)
(accum 2)
(accum 3)))))
(with-test-prefix "call"
(assert-equal 42
(let ((call ;; (lambda (x) (x))
(assemble-program
'((begin-program call
((name . call)))
(begin-standard-arity (f) 7 #f)
(mov 5 1)
(call 5 1)
(receive 2 5 7)
(return 2)
(end-arity)
(end-program)))))
(call (lambda () 42))))
(assert-equal 6
(let ((call-with-3 ;; (lambda (x) (x 3))
(assemble-program
'((begin-program call-with-3
((name . call-with-3)))
(begin-standard-arity (f) 7 #f)
(mov 5 1)
(load-constant 6 3)
(call 5 2)
(receive 2 5 7)
(return 2)
(end-arity)
(end-program)))))
(call-with-3 (lambda (x) (* x 2))))))
(with-test-prefix "tail-call"
(assert-equal 3
(let ((call ;; (lambda (x) (x))
(assemble-program
'((begin-program call
((name . call)))
(begin-standard-arity (f) 2 #f)
(mov 0 1)
(tail-call 1)
(end-arity)
(end-program)))))
(call (lambda () 3))))
(assert-equal 6
(let ((call-with-3 ;; (lambda (x) (x 3))
(assemble-program
'((begin-program call-with-3
((name . call-with-3)))
(begin-standard-arity (f) 2 #f)
(mov 0 1) ;; R0 <- R1
(load-constant 1 3) ;; R1 <- 3
(tail-call 2)
(end-arity)
(end-program)))))
(call-with-3 (lambda (x) (* x 2))))))
(with-test-prefix "cached-toplevel-ref"
(assert-equal 5.0
(let ((get-sqrt-trampoline
(assemble-program
'((begin-program get-sqrt-trampoline
((name . get-sqrt-trampoline)))
(begin-standard-arity () 2 #f)
(current-module 1)
(cache-current-module! 1 sqrt-scope)
(load-static-procedure 1 sqrt-trampoline)
(return 1)
(end-arity)
(end-program)
(begin-program sqrt-trampoline
((name . sqrt-trampoline)))
(begin-standard-arity (x) 3 #f)
(cached-toplevel-box 2 sqrt-scope sqrt #t)
(box-ref 0 2)
(tail-call 2)
(end-arity)
(end-program)))))
((get-sqrt-trampoline) 25.0))))
(define *top-val* 0)
(with-test-prefix "cached-toplevel-set!"
(let ((prev *top-val*))
(assert-equal (1+ prev)
(let ((make-top-incrementor
(assemble-program
'((begin-program make-top-incrementor
((name . make-top-incrementor)))
(begin-standard-arity () 2 #f)
(current-module 1)
(cache-current-module! 1 top-incrementor)
(load-static-procedure 1 top-incrementor)
(return 1)
(end-arity)
(end-program)
(begin-program top-incrementor
((name . top-incrementor)))
(begin-standard-arity () 3 #f)
(cached-toplevel-box 1 top-incrementor *top-val* #t)
(box-ref 2 1)
(add1 2 2)
(box-set! 1 2)
(reset-frame 1)
(return-values)
(end-arity)
(end-program)))))
((make-top-incrementor))
*top-val*))))
(with-test-prefix "cached-module-ref"
(assert-equal 5.0
(let ((get-sqrt-trampoline
(assemble-program
'((begin-program get-sqrt-trampoline
((name . get-sqrt-trampoline)))
(begin-standard-arity () 2 #f)
(load-static-procedure 1 sqrt-trampoline)
(return 1)
(end-arity)
(end-program)
(begin-program sqrt-trampoline
((name . sqrt-trampoline)))
(begin-standard-arity (x) 3 #f)
(cached-module-box 2 (guile) sqrt #t #t)
(box-ref 0 2)
(tail-call 2)
(end-arity)
(end-program)))))
((get-sqrt-trampoline) 25.0))))
(with-test-prefix "cached-module-set!"
(let ((prev *top-val*))
(assert-equal (1+ prev)
(let ((make-top-incrementor
(assemble-program
'((begin-program make-top-incrementor
((name . make-top-incrementor)))
(begin-standard-arity () 2 #f)
(load-static-procedure 1 top-incrementor)
(return 1)
(end-arity)
(end-program)
(begin-program top-incrementor
((name . top-incrementor)))
(begin-standard-arity () 3 #f)
(cached-module-box 1 (tests bytecode) *top-val* #f #t)
(box-ref 2 1)
(add1 2 2)
(box-set! 1 2)
(return 2)
(end-arity)
(end-program)))))
((make-top-incrementor))
*top-val*))))
(with-test-prefix "debug contexts"
(let ((return-3 (assemble-program
'((begin-program return-3 ((name . return-3)))
(begin-standard-arity () 2 #f)
(load-constant 1 3)
(return 1)
(end-arity)
(end-program)))))
(pass-if "program name"
(and=> (find-program-debug-info (program-code return-3))
(lambda (pdi)
(equal? (program-debug-info-name pdi)
'return-3))))
(pass-if "program address"
(and=> (find-program-debug-info (program-code return-3))
(lambda (pdi)
(equal? (program-debug-info-addr pdi)
(program-code return-3)))))))
(with-test-prefix "procedure name"
(pass-if-equal 'foo
(procedure-name
(assemble-program
'((begin-program foo ((name . foo)))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program))))))
(with-test-prefix "simply procedure arity"
(pass-if-equal "#<procedure foo ()>"
(object->string
(assemble-program
'((begin-program foo ((name . foo)))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program)))))
(pass-if-equal "#<procedure foo (x y)>"
(object->string
(assemble-program
'((begin-program foo ((name . foo)))
(begin-standard-arity (x y) 3 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program)))))
(pass-if-equal "#<procedure foo (x #:optional y . z)>"
(object->string
(assemble-program
'((begin-program foo ((name . foo)))
(begin-opt-arity (x) (y) z 4 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program))))))
(with-test-prefix "procedure docstrings"
(pass-if-equal "qux qux"
(procedure-documentation
(assemble-program
'((begin-program foo ((name . foo) (documentation . "qux qux")))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program))))))
(with-test-prefix "procedure properties"
;; No properties.
(pass-if-equal '()
(procedure-properties
(assemble-program
'((begin-program foo ())
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program)))))
;; Name and docstring (which actually don't go out to procprops).
(pass-if-equal '((name . foo)
(documentation . "qux qux"))
(procedure-properties
(assemble-program
'((begin-program foo ((name . foo) (documentation . "qux qux")))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program)))))
;; A property that actually needs serialization.
(pass-if-equal '((name . foo)
(documentation . "qux qux")
(moo . "mooooooooooooo"))
(procedure-properties
(assemble-program
'((begin-program foo ((name . foo)
(documentation . "qux qux")
(moo . "mooooooooooooo")))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program)))))
;; Procedure-name still works in this case.
(pass-if-equal 'foo
(procedure-name
(assemble-program
'((begin-program foo ((name . foo)
(documentation . "qux qux")
(moo . "mooooooooooooo")))
(begin-standard-arity () 2 #f)
(load-constant 1 42)
(return 1)
(end-arity)
(end-program))))))