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| author | Aaron Spike <aaron@ekips.org> | 2006-04-12 13:20:54 +0000 |
|---|---|---|
| committer | acspike <acspike@users.sourceforge.net> | 2006-04-12 13:20:54 +0000 |
| commit | ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b (patch) | |
| tree | 234f5425a7ef7058e69dc2ab77f89810e4f3ed91 /src/dom/js/jsinterp.h | |
| parent | fix 1466070 (diff) | |
| download | inkscape-ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b.tar.gz inkscape-ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b.zip | |
Removed file/folder for ishmal
(bzr r478)
Diffstat (limited to 'src/dom/js/jsinterp.h')
| -rw-r--r-- | src/dom/js/jsinterp.h | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/src/dom/js/jsinterp.h b/src/dom/js/jsinterp.h deleted file mode 100644 index 3e0634e4d..000000000 --- a/src/dom/js/jsinterp.h +++ /dev/null @@ -1,292 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- - * - * ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is Mozilla Communicator client code, released - * March 31, 1998. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1998 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either of the GNU General Public License Version 2 or later (the "GPL"), - * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -#ifndef jsinterp_h___ -#define jsinterp_h___ -/* - * JS interpreter interface. - */ -#include "jsprvtd.h" -#include "jspubtd.h" - -JS_BEGIN_EXTERN_C - -/* - * JS stack frame, allocated on the C stack. - */ -struct JSStackFrame { - JSObject *callobj; /* lazily created Call object */ - JSObject *argsobj; /* lazily created arguments object */ - JSObject *varobj; /* variables object, where vars go */ - JSScript *script; /* script being interpreted */ - JSFunction *fun; /* function being called or null */ - JSObject *thisp; /* "this" pointer if in method */ - uintN argc; /* actual argument count */ - jsval *argv; /* base of argument stack slots */ - jsval rval; /* function return value */ - uintN nvars; /* local variable count */ - jsval *vars; /* base of variable stack slots */ - JSStackFrame *down; /* previous frame */ - void *annotation; /* used by Java security */ - JSObject *scopeChain; /* scope chain */ - jsbytecode *pc; /* program counter */ - jsval *sp; /* stack pointer */ - jsval *spbase; /* operand stack base */ - uintN sharpDepth; /* array/object initializer depth */ - JSObject *sharpArray; /* scope for #n= initializer vars */ - uint32 flags; /* frame flags -- see below */ - JSStackFrame *dormantNext; /* next dormant frame chain */ - JSAtomMap *objAtomMap; /* object atom map, non-null only if we - hit a regexp object literal */ -}; - -typedef struct JSInlineFrame { - JSStackFrame frame; /* base struct */ - void *mark; /* mark before inline frame */ - void *hookData; /* debugger call hook data */ - JSVersion callerVersion; /* dynamic version of calling script */ -} JSInlineFrame; - -/* JS stack frame flags. */ -#define JSFRAME_CONSTRUCTING 0x01 /* frame is for a constructor invocation */ -#define JSFRAME_INTERNAL 0x02 /* internal call, not invoked by a script */ -#define JSFRAME_SKIP_CALLER 0x04 /* skip one link when evaluating f.caller - for this invocation of f */ -#define JSFRAME_ASSIGNING 0x08 /* a complex (not simplex JOF_ASSIGNING) op - is currently assigning to a property */ -#define JSFRAME_DEBUGGER 0x10 /* frame for JS_EvaluateInStackFrame */ -#define JSFRAME_EVAL 0x20 /* frame for obj_eval */ -#define JSFRAME_SPECIAL 0x30 /* special evaluation frame flags */ - -#define JSFRAME_OVERRIDE_SHIFT 24 /* override bit-set params; see jsfun.c */ -#define JSFRAME_OVERRIDE_BITS 8 - -/* - * Property cache for quickened get/set property opcodes. - */ -#define PROPERTY_CACHE_LOG2 10 -#define PROPERTY_CACHE_SIZE JS_BIT(PROPERTY_CACHE_LOG2) -#define PROPERTY_CACHE_MASK JS_BITMASK(PROPERTY_CACHE_LOG2) - -#define PROPERTY_CACHE_HASH(obj, id) \ - ((((jsuword)(obj) >> JSVAL_TAGBITS) ^ (jsuword)(id)) & PROPERTY_CACHE_MASK) - -#ifdef JS_THREADSAFE - -#if HAVE_ATOMIC_DWORD_ACCESS - -#define PCE_LOAD(cache, pce, entry) JS_ATOMIC_DWORD_LOAD(pce, entry) -#define PCE_STORE(cache, pce, entry) JS_ATOMIC_DWORD_STORE(pce, entry) - -#else /* !HAVE_ATOMIC_DWORD_ACCESS */ - -#define JS_PROPERTY_CACHE_METERING 1 - -#define PCE_LOAD(cache, pce, entry) \ - JS_BEGIN_MACRO \ - uint32 prefills_; \ - uint32 fills_ = (cache)->fills; \ - do { \ - /* Load until cache->fills is stable (see FILL macro below). */ \ - prefills_ = fills_; \ - (entry) = *(pce); \ - } while ((fills_ = (cache)->fills) != prefills_); \ - JS_END_MACRO - -#define PCE_STORE(cache, pce, entry) \ - JS_BEGIN_MACRO \ - do { \ - /* Store until no racing collider stores half or all of pce. */ \ - *(pce) = (entry); \ - } while (PCE_OBJECT(*pce) != PCE_OBJECT(entry) || \ - PCE_PROPERTY(*pce) != PCE_PROPERTY(entry)); \ - JS_END_MACRO - -#endif /* !HAVE_ATOMIC_DWORD_ACCESS */ - -#else /* !JS_THREADSAFE */ - -#define PCE_LOAD(cache, pce, entry) ((entry) = *(pce)) -#define PCE_STORE(cache, pce, entry) (*(pce) = (entry)) - -#endif /* !JS_THREADSAFE */ - -typedef union JSPropertyCacheEntry { - struct { - JSObject *object; /* weak link to object */ - JSScopeProperty *property; /* weak link to property */ - } s; -#ifdef HAVE_ATOMIC_DWORD_ACCESS - prdword align; -#endif -} JSPropertyCacheEntry; - -/* These may be called in lvalue or rvalue position. */ -#define PCE_OBJECT(entry) ((entry).s.object) -#define PCE_PROPERTY(entry) ((entry).s.property) - -typedef struct JSPropertyCache { - JSPropertyCacheEntry table[PROPERTY_CACHE_SIZE]; - JSBool empty; - JSBool disabled; -#ifdef JS_PROPERTY_CACHE_METERING - uint32 fills; - uint32 recycles; - uint32 tests; - uint32 misses; - uint32 flushes; -# define PCMETER(x) x -#else -# define PCMETER(x) /* nothing */ -#endif -} JSPropertyCache; - -#define PROPERTY_CACHE_FILL(cache, obj, id, sprop) \ - JS_BEGIN_MACRO \ - JSPropertyCache *cache_ = (cache); \ - if (!cache_->disabled) { \ - uintN hashIndex_ = (uintN) PROPERTY_CACHE_HASH(obj, id); \ - JSPropertyCacheEntry *pce_ = &cache_->table[hashIndex_]; \ - JSPropertyCacheEntry entry_; \ - JSScopeProperty *pce_sprop_; \ - PCE_LOAD(cache_, pce_, entry_); \ - pce_sprop_ = PCE_PROPERTY(entry_); \ - PCMETER(if (pce_sprop_ && pce_sprop_ != sprop) \ - cache_->recycles++); \ - PCE_OBJECT(entry_) = obj; \ - PCE_PROPERTY(entry_) = sprop; \ - cache_->empty = JS_FALSE; \ - PCMETER(cache_->fills++); \ - PCE_STORE(cache_, pce_, entry_); \ - } \ - JS_END_MACRO - -#define PROPERTY_CACHE_TEST(cache, obj, id, sprop) \ - JS_BEGIN_MACRO \ - uintN hashIndex_ = (uintN) PROPERTY_CACHE_HASH(obj, id); \ - JSPropertyCache *cache_ = (cache); \ - JSPropertyCacheEntry *pce_ = &cache_->table[hashIndex_]; \ - JSPropertyCacheEntry entry_; \ - JSScopeProperty *pce_sprop_; \ - PCE_LOAD(cache_, pce_, entry_); \ - pce_sprop_ = PCE_PROPERTY(entry_); \ - PCMETER(cache_->tests++); \ - if (pce_sprop_ && \ - PCE_OBJECT(entry_) == obj && \ - pce_sprop_->id == id) { \ - sprop = pce_sprop_; \ - } else { \ - PCMETER(cache_->misses++); \ - sprop = NULL; \ - } \ - JS_END_MACRO - -extern void -js_FlushPropertyCache(JSContext *cx); - -extern void -js_DisablePropertyCache(JSContext *cx); - -extern void -js_EnablePropertyCache(JSContext *cx); - -extern JS_FRIEND_API(jsval *) -js_AllocStack(JSContext *cx, uintN nslots, void **markp); - -extern JS_FRIEND_API(void) -js_FreeStack(JSContext *cx, void *mark); - -extern JSBool -js_GetArgument(JSContext *cx, JSObject *obj, jsval id, jsval *vp); - -extern JSBool -js_SetArgument(JSContext *cx, JSObject *obj, jsval id, jsval *vp); - -extern JSBool -js_GetLocalVariable(JSContext *cx, JSObject *obj, jsval id, jsval *vp); - -extern JSBool -js_SetLocalVariable(JSContext *cx, JSObject *obj, jsval id, jsval *vp); - -/* - * NB: js_Invoke requires that cx is currently running JS (i.e., that cx->fp - * is non-null). - */ -extern JS_FRIEND_API(JSBool) -js_Invoke(JSContext *cx, uintN argc, uintN flags); - -/* - * Consolidated js_Invoke flags simply rename the low JSFRAME_* flags. - */ -#define JSINVOKE_CONSTRUCT JSFRAME_CONSTRUCTING -#define JSINVOKE_INTERNAL JSFRAME_INTERNAL -#define JSINVOKE_SKIP_CALLER JSFRAME_SKIP_CALLER - -/* - * "Internal" calls may come from C or C++ code using a JSContext on which no - * JS is running (!cx->fp), so they may need to push a dummy JSStackFrame. - */ -#define js_InternalCall(cx,obj,fval,argc,argv,rval) \ - js_InternalInvoke(cx, obj, fval, 0, argc, argv, rval) - -#define js_InternalConstruct(cx,obj,fval,argc,argv,rval) \ - js_InternalInvoke(cx, obj, fval, JSINVOKE_CONSTRUCT, argc, argv, rval) - -extern JSBool -js_InternalInvoke(JSContext *cx, JSObject *obj, jsval fval, uintN flags, - uintN argc, jsval *argv, jsval *rval); - -extern JSBool -js_InternalGetOrSet(JSContext *cx, JSObject *obj, jsid id, jsval fval, - JSAccessMode mode, uintN argc, jsval *argv, jsval *rval); - -extern JSBool -js_Execute(JSContext *cx, JSObject *chain, JSScript *script, - JSStackFrame *down, uintN flags, jsval *result); - -extern JSBool -js_CheckRedeclaration(JSContext *cx, JSObject *obj, jsid id, uintN attrs, - JSBool *foundp); - -extern JSBool -js_Interpret(JSContext *cx, jsval *result); - -JS_END_EXTERN_C - -#endif /* jsinterp_h___ */ |
