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e2fafeb901
* libguile/tags.h (scm_tc7_keyword): Allocate a tc7, so that the VM can
have cheap keyword? tests.
* libguile/keywords.c:
* libguile/keywords.h: Adapt.
* libguile/goops.c (scm_class_of, scm_sys_goops_early_init): Capture
<keyword>.
* libguile/print.c (iprin1): Inline keyword printer.
* libguile/evalext.c (scm_self_evaluating_p): Add keywords here.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_tc16_keyword): Deprecate.
* module/language/cps/compile-bytecode.scm (compile-fun): Add keyword?
case, and bitvector? case while we're at it.
* module/language/cps/effects-analysis.scm (define-primitive-effects):
Add bytevector?, keyword?, and bitvector? cases.
* module/language/cps/primitives.scm (*branching-primcall-arities*): Add
keyword?.
* module/language/cps/types.scm (bitvector?, keyword?, bytevector?): Add
branch inferrers.
* module/language/tree-il/primitives.scm (*interesting-primitive-names*):
(*effect-free-primitives*):
(*effect+exception-free-primitives*): Add bytevector?, keyword?, and
bitvector?.
* module/oop/goops.scm (<keyword>): New class.
* module/system/base/types.scm (%tc7-keyword, cell->object): Add cases.
* module/system/vm/assembler.scm (br-if-keyword): New definition.
* module/system/vm/disassembler.scm (code-annotation): Add br-if-tc7
case for keywords.
* test-suite/tests/types.test ("clonable objects"): Update now that
keywords are cloneable.
115 lines
2.9 KiB
C
115 lines
2.9 KiB
C
/* Copyright (C) 1998,1999,2000,2001,2002,2003, 2006, 2008, 2009, 2010, 2011, 2012, 2013, 2015 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "libguile/_scm.h"
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#include "libguile/eval.h"
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#include "libguile/fluids.h"
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#include "libguile/modules.h"
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#include "libguile/validate.h"
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#include "libguile/evalext.h"
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SCM_DEFINE (scm_defined_p, "defined?", 1, 1, 0,
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(SCM sym, SCM module),
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"Return @code{#t} if @var{sym} is defined in the module "
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"@var{module} or the current module when @var{module} is not"
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"specified.")
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#define FUNC_NAME s_scm_defined_p
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{
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SCM var;
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SCM_VALIDATE_SYMBOL (1, sym);
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if (SCM_UNBNDP (module))
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module = scm_current_module ();
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else
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SCM_VALIDATE_MODULE (2, module);
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var = scm_module_variable (module, sym);
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return (scm_is_false (var) || SCM_UNBNDP (SCM_VARIABLE_REF (var))
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? SCM_BOOL_F
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: SCM_BOOL_T);
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}
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#undef FUNC_NAME
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SCM_DEFINE (scm_self_evaluating_p, "self-evaluating?", 1, 0, 0,
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(SCM obj),
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"Return #t for objects which Guile considers self-evaluating")
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#define FUNC_NAME s_scm_self_evaluating_p
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{
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switch (SCM_ITAG3 (obj))
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{
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case scm_tc3_int_1:
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case scm_tc3_int_2:
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/* inum */
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return SCM_BOOL_T;
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case scm_tc3_imm24:
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/* characters, booleans, other immediates */
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return scm_from_bool (!scm_is_null_and_not_nil (obj));
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case scm_tc3_cons:
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switch (SCM_TYP7 (obj))
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{
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case scm_tc7_vector:
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case scm_tc7_wvect:
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case scm_tc7_pointer:
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case scm_tc7_hashtable:
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case scm_tc7_weak_set:
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case scm_tc7_weak_table:
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case scm_tc7_fluid:
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case scm_tc7_dynamic_state:
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case scm_tc7_frame:
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case scm_tc7_keyword:
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case scm_tc7_vm_cont:
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case scm_tc7_number:
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case scm_tc7_string:
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case scm_tc7_smob:
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case scm_tc7_program:
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case scm_tc7_bytevector:
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case scm_tc7_array:
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case scm_tc7_bitvector:
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case scm_tcs_struct:
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return SCM_BOOL_T;
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default:
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return SCM_BOOL_F;
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}
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}
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SCM_MISC_ERROR ("Internal error: Object ~S has unknown type",
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scm_list_1 (obj));
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return SCM_UNSPECIFIED; /* never reached */
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}
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#undef FUNC_NAME
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void
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scm_init_evalext ()
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{
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#include "libguile/evalext.x"
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}
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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