1bc36eafdSMike Gerdts /******************************************************************************
2bc36eafdSMike Gerdts *
3bc36eafdSMike Gerdts * Module Name: asltransform - Parse tree transforms
4bc36eafdSMike Gerdts *
5bc36eafdSMike Gerdts *****************************************************************************/
6bc36eafdSMike Gerdts
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12bc36eafdSMike Gerdts * All rights reserved.
13bc36eafdSMike Gerdts *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
119bc36eafdSMike Gerdts * Redistribution and use in source and binary forms, with or without
120bc36eafdSMike Gerdts * modification, are permitted provided that the following conditions
121bc36eafdSMike Gerdts * are met:
122bc36eafdSMike Gerdts * 1. Redistributions of source code must retain the above copyright
123bc36eafdSMike Gerdts * notice, this list of conditions, and the following disclaimer,
124bc36eafdSMike Gerdts * without modification.
125bc36eafdSMike Gerdts * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126bc36eafdSMike Gerdts * substantially similar to the "NO WARRANTY" disclaimer below
127bc36eafdSMike Gerdts * ("Disclaimer") and any redistribution must be conditioned upon
128bc36eafdSMike Gerdts * including a substantially similar Disclaimer requirement for further
129bc36eafdSMike Gerdts * binary redistribution.
130bc36eafdSMike Gerdts * 3. Neither the names of the above-listed copyright holders nor the names
131bc36eafdSMike Gerdts * of any contributors may be used to endorse or promote products derived
132bc36eafdSMike Gerdts * from this software without specific prior written permission.
133bc36eafdSMike Gerdts *
134*35786f68SRobert Mustacchi * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135*35786f68SRobert Mustacchi * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137*35786f68SRobert Mustacchi * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147bc36eafdSMike Gerdts * GNU General Public License ("GPL") version 2 as published by the Free
148bc36eafdSMike Gerdts * Software Foundation.
149bc36eafdSMike Gerdts *
150*35786f68SRobert Mustacchi *****************************************************************************/
151bc36eafdSMike Gerdts
152bc36eafdSMike Gerdts #include "aslcompiler.h"
153bc36eafdSMike Gerdts #include "aslcompiler.y.h"
154bc36eafdSMike Gerdts
155bc36eafdSMike Gerdts #define _COMPONENT ACPI_COMPILER
156bc36eafdSMike Gerdts ACPI_MODULE_NAME ("asltransform")
157bc36eafdSMike Gerdts
158bc36eafdSMike Gerdts /* Local prototypes */
159bc36eafdSMike Gerdts
160bc36eafdSMike Gerdts static void
161bc36eafdSMike Gerdts TrTransformSubtree (
162bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op);
163bc36eafdSMike Gerdts
164bc36eafdSMike Gerdts static char *
165bc36eafdSMike Gerdts TrAmlGetNextTempName (
166bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
167bc36eafdSMike Gerdts UINT8 *TempCount);
168bc36eafdSMike Gerdts
169bc36eafdSMike Gerdts static void
170bc36eafdSMike Gerdts TrAmlInitLineNumbers (
171bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
172bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Neighbor);
173bc36eafdSMike Gerdts
174bc36eafdSMike Gerdts static void
175bc36eafdSMike Gerdts TrAmlInitNode (
176bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
177bc36eafdSMike Gerdts UINT16 ParseOpcode);
178bc36eafdSMike Gerdts
179bc36eafdSMike Gerdts static void
180bc36eafdSMike Gerdts TrAmlSetSubtreeParent (
181bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
182bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Parent);
183bc36eafdSMike Gerdts
184bc36eafdSMike Gerdts static void
185bc36eafdSMike Gerdts TrAmlInsertPeer (
186bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
187bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NewPeer);
188bc36eafdSMike Gerdts
189bc36eafdSMike Gerdts static void
190bc36eafdSMike Gerdts TrDoDefinitionBlock (
191bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op);
192bc36eafdSMike Gerdts
193bc36eafdSMike Gerdts static void
194bc36eafdSMike Gerdts TrDoSwitch (
195bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *StartNode);
196bc36eafdSMike Gerdts
197bc36eafdSMike Gerdts
198bc36eafdSMike Gerdts /*******************************************************************************
199bc36eafdSMike Gerdts *
200bc36eafdSMike Gerdts * FUNCTION: TrAmlGetNextTempName
201bc36eafdSMike Gerdts *
202bc36eafdSMike Gerdts * PARAMETERS: Op - Current parse op
203bc36eafdSMike Gerdts * TempCount - Current temporary counter. Was originally
204bc36eafdSMike Gerdts * per-module; Currently per method, could be
205bc36eafdSMike Gerdts * expanded to per-scope.
206bc36eafdSMike Gerdts *
207bc36eafdSMike Gerdts * RETURN: A pointer to name (allocated here).
208bc36eafdSMike Gerdts *
209bc36eafdSMike Gerdts * DESCRIPTION: Generate an ACPI name of the form _T_x. These names are
210bc36eafdSMike Gerdts * reserved for use by the ASL compiler. (_T_0 through _T_Z)
211bc36eafdSMike Gerdts *
212bc36eafdSMike Gerdts ******************************************************************************/
213bc36eafdSMike Gerdts
214bc36eafdSMike Gerdts static char *
TrAmlGetNextTempName(ACPI_PARSE_OBJECT * Op,UINT8 * TempCount)215bc36eafdSMike Gerdts TrAmlGetNextTempName (
216bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
217bc36eafdSMike Gerdts UINT8 *TempCount)
218bc36eafdSMike Gerdts {
219bc36eafdSMike Gerdts char *TempName;
220bc36eafdSMike Gerdts
221bc36eafdSMike Gerdts
222bc36eafdSMike Gerdts if (*TempCount >= (10 + 26)) /* 0-35 valid: 0-9 and A-Z for TempName[3] */
223bc36eafdSMike Gerdts {
224bc36eafdSMike Gerdts /* Too many temps */
225bc36eafdSMike Gerdts
226bc36eafdSMike Gerdts AslError (ASL_ERROR, ASL_MSG_TOO_MANY_TEMPS, Op, NULL);
227bc36eafdSMike Gerdts return (NULL);
228bc36eafdSMike Gerdts }
229bc36eafdSMike Gerdts
230bc36eafdSMike Gerdts TempName = UtLocalCalloc (5);
231bc36eafdSMike Gerdts
232bc36eafdSMike Gerdts if (*TempCount < 10) /* 0-9 */
233bc36eafdSMike Gerdts {
234bc36eafdSMike Gerdts TempName[3] = (char) (*TempCount + '0');
235bc36eafdSMike Gerdts }
236bc36eafdSMike Gerdts else /* 10-35: A-Z */
237bc36eafdSMike Gerdts {
238bc36eafdSMike Gerdts TempName[3] = (char) (*TempCount + ('A' - 10));
239bc36eafdSMike Gerdts }
240bc36eafdSMike Gerdts
241bc36eafdSMike Gerdts (*TempCount)++;
242bc36eafdSMike Gerdts
243bc36eafdSMike Gerdts /* First three characters are always "_T_" */
244bc36eafdSMike Gerdts
245bc36eafdSMike Gerdts TempName[0] = '_';
246bc36eafdSMike Gerdts TempName[1] = 'T';
247bc36eafdSMike Gerdts TempName[2] = '_';
248bc36eafdSMike Gerdts
249bc36eafdSMike Gerdts return (TempName);
250bc36eafdSMike Gerdts }
251bc36eafdSMike Gerdts
252bc36eafdSMike Gerdts
253bc36eafdSMike Gerdts /*******************************************************************************
254bc36eafdSMike Gerdts *
255bc36eafdSMike Gerdts * FUNCTION: TrAmlInitLineNumbers
256bc36eafdSMike Gerdts *
257bc36eafdSMike Gerdts * PARAMETERS: Op - Op to be initialized
258bc36eafdSMike Gerdts * Neighbor - Op used for initialization values
259bc36eafdSMike Gerdts *
260bc36eafdSMike Gerdts * RETURN: None
261bc36eafdSMike Gerdts *
262bc36eafdSMike Gerdts * DESCRIPTION: Initialized the various line numbers for a parse node.
263bc36eafdSMike Gerdts *
264bc36eafdSMike Gerdts ******************************************************************************/
265bc36eafdSMike Gerdts
266bc36eafdSMike Gerdts static void
TrAmlInitLineNumbers(ACPI_PARSE_OBJECT * Op,ACPI_PARSE_OBJECT * Neighbor)267bc36eafdSMike Gerdts TrAmlInitLineNumbers (
268bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
269bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Neighbor)
270bc36eafdSMike Gerdts {
271bc36eafdSMike Gerdts
272bc36eafdSMike Gerdts Op->Asl.EndLine = Neighbor->Asl.EndLine;
273bc36eafdSMike Gerdts Op->Asl.EndLogicalLine = Neighbor->Asl.EndLogicalLine;
274bc36eafdSMike Gerdts Op->Asl.LineNumber = Neighbor->Asl.LineNumber;
275bc36eafdSMike Gerdts Op->Asl.LogicalByteOffset = Neighbor->Asl.LogicalByteOffset;
276bc36eafdSMike Gerdts Op->Asl.LogicalLineNumber = Neighbor->Asl.LogicalLineNumber;
277bc36eafdSMike Gerdts }
278bc36eafdSMike Gerdts
279bc36eafdSMike Gerdts
280bc36eafdSMike Gerdts /*******************************************************************************
281bc36eafdSMike Gerdts *
282bc36eafdSMike Gerdts * FUNCTION: TrAmlInitNode
283bc36eafdSMike Gerdts *
284bc36eafdSMike Gerdts * PARAMETERS: Op - Op to be initialized
285bc36eafdSMike Gerdts * ParseOpcode - Opcode for this node
286bc36eafdSMike Gerdts *
287bc36eafdSMike Gerdts * RETURN: None
288bc36eafdSMike Gerdts *
289bc36eafdSMike Gerdts * DESCRIPTION: Initialize a node with the parse opcode and opcode name.
290bc36eafdSMike Gerdts *
291bc36eafdSMike Gerdts ******************************************************************************/
292bc36eafdSMike Gerdts
293bc36eafdSMike Gerdts static void
TrAmlInitNode(ACPI_PARSE_OBJECT * Op,UINT16 ParseOpcode)294bc36eafdSMike Gerdts TrAmlInitNode (
295bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
296bc36eafdSMike Gerdts UINT16 ParseOpcode)
297bc36eafdSMike Gerdts {
298bc36eafdSMike Gerdts
299bc36eafdSMike Gerdts Op->Asl.ParseOpcode = ParseOpcode;
300bc36eafdSMike Gerdts UtSetParseOpName (Op);
301bc36eafdSMike Gerdts }
302bc36eafdSMike Gerdts
303bc36eafdSMike Gerdts
304bc36eafdSMike Gerdts /*******************************************************************************
305bc36eafdSMike Gerdts *
306bc36eafdSMike Gerdts * FUNCTION: TrAmlSetSubtreeParent
307bc36eafdSMike Gerdts *
308bc36eafdSMike Gerdts * PARAMETERS: Op - First node in a list of peer nodes
309bc36eafdSMike Gerdts * Parent - Parent of the subtree
310bc36eafdSMike Gerdts *
311bc36eafdSMike Gerdts * RETURN: None
312bc36eafdSMike Gerdts *
313bc36eafdSMike Gerdts * DESCRIPTION: Set the parent for all peer nodes in a subtree
314bc36eafdSMike Gerdts *
315bc36eafdSMike Gerdts ******************************************************************************/
316bc36eafdSMike Gerdts
317bc36eafdSMike Gerdts static void
TrAmlSetSubtreeParent(ACPI_PARSE_OBJECT * Op,ACPI_PARSE_OBJECT * Parent)318bc36eafdSMike Gerdts TrAmlSetSubtreeParent (
319bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
320bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Parent)
321bc36eafdSMike Gerdts {
322bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Next;
323bc36eafdSMike Gerdts
324bc36eafdSMike Gerdts
325bc36eafdSMike Gerdts Next = Op;
326bc36eafdSMike Gerdts while (Next)
327bc36eafdSMike Gerdts {
328bc36eafdSMike Gerdts Next->Asl.Parent = Parent;
329bc36eafdSMike Gerdts Next = Next->Asl.Next;
330bc36eafdSMike Gerdts }
331bc36eafdSMike Gerdts }
332bc36eafdSMike Gerdts
333bc36eafdSMike Gerdts
334bc36eafdSMike Gerdts /*******************************************************************************
335bc36eafdSMike Gerdts *
336bc36eafdSMike Gerdts * FUNCTION: TrAmlInsertPeer
337bc36eafdSMike Gerdts *
338bc36eafdSMike Gerdts * PARAMETERS: Op - First node in a list of peer nodes
339bc36eafdSMike Gerdts * NewPeer - Peer node to insert
340bc36eafdSMike Gerdts *
341bc36eafdSMike Gerdts * RETURN: None
342bc36eafdSMike Gerdts *
343bc36eafdSMike Gerdts * DESCRIPTION: Insert a new peer node into a list of peers.
344bc36eafdSMike Gerdts *
345bc36eafdSMike Gerdts ******************************************************************************/
346bc36eafdSMike Gerdts
347bc36eafdSMike Gerdts static void
TrAmlInsertPeer(ACPI_PARSE_OBJECT * Op,ACPI_PARSE_OBJECT * NewPeer)348bc36eafdSMike Gerdts TrAmlInsertPeer (
349bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
350bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NewPeer)
351bc36eafdSMike Gerdts {
352bc36eafdSMike Gerdts
353bc36eafdSMike Gerdts NewPeer->Asl.Next = Op->Asl.Next;
354bc36eafdSMike Gerdts Op->Asl.Next = NewPeer;
355bc36eafdSMike Gerdts }
356bc36eafdSMike Gerdts
357bc36eafdSMike Gerdts
358bc36eafdSMike Gerdts /*******************************************************************************
359bc36eafdSMike Gerdts *
360bc36eafdSMike Gerdts * FUNCTION: TrAmlTransformWalkBegin
361bc36eafdSMike Gerdts *
362bc36eafdSMike Gerdts * PARAMETERS: ASL_WALK_CALLBACK
363bc36eafdSMike Gerdts *
364bc36eafdSMike Gerdts * RETURN: None
365bc36eafdSMike Gerdts *
366bc36eafdSMike Gerdts * DESCRIPTION: Parse tree walk to generate both the AML opcodes and the AML
367bc36eafdSMike Gerdts * operands.
368bc36eafdSMike Gerdts *
369bc36eafdSMike Gerdts ******************************************************************************/
370bc36eafdSMike Gerdts
371bc36eafdSMike Gerdts ACPI_STATUS
TrAmlTransformWalkBegin(ACPI_PARSE_OBJECT * Op,UINT32 Level,void * Context)372bc36eafdSMike Gerdts TrAmlTransformWalkBegin (
373bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
374bc36eafdSMike Gerdts UINT32 Level,
375bc36eafdSMike Gerdts void *Context)
376bc36eafdSMike Gerdts {
377bc36eafdSMike Gerdts
378bc36eafdSMike Gerdts TrTransformSubtree (Op);
379bc36eafdSMike Gerdts return (AE_OK);
380bc36eafdSMike Gerdts }
381bc36eafdSMike Gerdts
382bc36eafdSMike Gerdts
383bc36eafdSMike Gerdts /*******************************************************************************
384bc36eafdSMike Gerdts *
385bc36eafdSMike Gerdts * FUNCTION: TrAmlTransformWalkEnd
386bc36eafdSMike Gerdts *
387bc36eafdSMike Gerdts * PARAMETERS: ASL_WALK_CALLBACK
388bc36eafdSMike Gerdts *
389bc36eafdSMike Gerdts * RETURN: None
390bc36eafdSMike Gerdts *
391bc36eafdSMike Gerdts * DESCRIPTION: Parse tree walk to generate both the AML opcodes and the AML
392bc36eafdSMike Gerdts * operands.
393bc36eafdSMike Gerdts *
394bc36eafdSMike Gerdts ******************************************************************************/
395bc36eafdSMike Gerdts
396bc36eafdSMike Gerdts ACPI_STATUS
TrAmlTransformWalkEnd(ACPI_PARSE_OBJECT * Op,UINT32 Level,void * Context)397bc36eafdSMike Gerdts TrAmlTransformWalkEnd (
398bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
399bc36eafdSMike Gerdts UINT32 Level,
400bc36eafdSMike Gerdts void *Context)
401bc36eafdSMike Gerdts {
402bc36eafdSMike Gerdts
403bc36eafdSMike Gerdts /* Save possible Externals list in the DefintionBlock Op */
404bc36eafdSMike Gerdts
405bc36eafdSMike Gerdts if (Op->Asl.ParseOpcode == PARSEOP_DEFINITION_BLOCK)
406bc36eafdSMike Gerdts {
407bc36eafdSMike Gerdts Op->Asl.Value.Arg = Gbl_ExternalsListHead;
408bc36eafdSMike Gerdts Gbl_ExternalsListHead = NULL;
409bc36eafdSMike Gerdts }
410bc36eafdSMike Gerdts
411bc36eafdSMike Gerdts return (AE_OK);
412bc36eafdSMike Gerdts }
413bc36eafdSMike Gerdts
414bc36eafdSMike Gerdts
415bc36eafdSMike Gerdts /*******************************************************************************
416bc36eafdSMike Gerdts *
417bc36eafdSMike Gerdts * FUNCTION: TrTransformSubtree
418bc36eafdSMike Gerdts *
419bc36eafdSMike Gerdts * PARAMETERS: Op - The parent parse node
420bc36eafdSMike Gerdts *
421bc36eafdSMike Gerdts * RETURN: None
422bc36eafdSMike Gerdts *
423bc36eafdSMike Gerdts * DESCRIPTION: Prepare nodes to be output as AML data and operands. The more
424bc36eafdSMike Gerdts * complex AML opcodes require processing of the child nodes
425bc36eafdSMike Gerdts * (arguments/operands).
426bc36eafdSMike Gerdts *
427bc36eafdSMike Gerdts ******************************************************************************/
428bc36eafdSMike Gerdts
429bc36eafdSMike Gerdts static void
TrTransformSubtree(ACPI_PARSE_OBJECT * Op)430bc36eafdSMike Gerdts TrTransformSubtree (
431bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op)
432bc36eafdSMike Gerdts {
433*35786f68SRobert Mustacchi ACPI_PARSE_OBJECT *MethodOp;
434*35786f68SRobert Mustacchi
435bc36eafdSMike Gerdts
436bc36eafdSMike Gerdts if (Op->Asl.AmlOpcode == AML_RAW_DATA_BYTE)
437bc36eafdSMike Gerdts {
438bc36eafdSMike Gerdts return;
439bc36eafdSMike Gerdts }
440bc36eafdSMike Gerdts
441bc36eafdSMike Gerdts switch (Op->Asl.ParseOpcode)
442bc36eafdSMike Gerdts {
443bc36eafdSMike Gerdts case PARSEOP_DEFINITION_BLOCK:
444bc36eafdSMike Gerdts
445bc36eafdSMike Gerdts TrDoDefinitionBlock (Op);
446bc36eafdSMike Gerdts break;
447bc36eafdSMike Gerdts
448bc36eafdSMike Gerdts case PARSEOP_SWITCH:
449bc36eafdSMike Gerdts
450bc36eafdSMike Gerdts TrDoSwitch (Op);
451bc36eafdSMike Gerdts break;
452bc36eafdSMike Gerdts
453bc36eafdSMike Gerdts case PARSEOP_METHOD:
454bc36eafdSMike Gerdts /*
455bc36eafdSMike Gerdts * TBD: Zero the tempname (_T_x) count. Probably shouldn't be a global,
456bc36eafdSMike Gerdts * however
457bc36eafdSMike Gerdts */
458bc36eafdSMike Gerdts Gbl_TempCount = 0;
459bc36eafdSMike Gerdts break;
460bc36eafdSMike Gerdts
461bc36eafdSMike Gerdts case PARSEOP_EXTERNAL:
462bc36eafdSMike Gerdts
463bc36eafdSMike Gerdts if (Gbl_DoExternals == TRUE)
464bc36eafdSMike Gerdts {
465bc36eafdSMike Gerdts ExDoExternal (Op);
466bc36eafdSMike Gerdts }
467bc36eafdSMike Gerdts
468bc36eafdSMike Gerdts break;
469bc36eafdSMike Gerdts
470*35786f68SRobert Mustacchi case PARSEOP___METHOD__:
471*35786f68SRobert Mustacchi
472*35786f68SRobert Mustacchi /* Transform to a string op containing the parent method name */
473*35786f68SRobert Mustacchi
474*35786f68SRobert Mustacchi Op->Asl.ParseOpcode = PARSEOP_STRING_LITERAL;
475*35786f68SRobert Mustacchi UtSetParseOpName (Op);
476*35786f68SRobert Mustacchi
477*35786f68SRobert Mustacchi /* Find the parent control method op */
478*35786f68SRobert Mustacchi
479*35786f68SRobert Mustacchi MethodOp = Op;
480*35786f68SRobert Mustacchi while (MethodOp)
481*35786f68SRobert Mustacchi {
482*35786f68SRobert Mustacchi if (MethodOp->Asl.ParseOpcode == PARSEOP_METHOD)
483*35786f68SRobert Mustacchi {
484*35786f68SRobert Mustacchi /* First child contains the method name */
485*35786f68SRobert Mustacchi
486*35786f68SRobert Mustacchi MethodOp = MethodOp->Asl.Child;
487*35786f68SRobert Mustacchi Op->Asl.Value.String = MethodOp->Asl.Value.String;
488*35786f68SRobert Mustacchi return;
489*35786f68SRobert Mustacchi }
490*35786f68SRobert Mustacchi
491*35786f68SRobert Mustacchi MethodOp = MethodOp->Asl.Parent;
492*35786f68SRobert Mustacchi }
493*35786f68SRobert Mustacchi
494*35786f68SRobert Mustacchi /* At the root, invocation not within a control method */
495*35786f68SRobert Mustacchi
496*35786f68SRobert Mustacchi Op->Asl.Value.String = "\\";
497*35786f68SRobert Mustacchi break;
498*35786f68SRobert Mustacchi
499*35786f68SRobert Mustacchi case PARSEOP_UNLOAD:
500*35786f68SRobert Mustacchi
501*35786f68SRobert Mustacchi AslError (ASL_WARNING, ASL_MSG_UNLOAD, Op, NULL);
502*35786f68SRobert Mustacchi break;
503*35786f68SRobert Mustacchi
504bc36eafdSMike Gerdts default:
505bc36eafdSMike Gerdts
506bc36eafdSMike Gerdts /* Nothing to do here for other opcodes */
507bc36eafdSMike Gerdts
508bc36eafdSMike Gerdts break;
509bc36eafdSMike Gerdts }
510bc36eafdSMike Gerdts }
511bc36eafdSMike Gerdts
512bc36eafdSMike Gerdts
513bc36eafdSMike Gerdts /*******************************************************************************
514bc36eafdSMike Gerdts *
515bc36eafdSMike Gerdts * FUNCTION: TrDoDefinitionBlock
516bc36eafdSMike Gerdts *
517bc36eafdSMike Gerdts * PARAMETERS: Op - Parse node
518bc36eafdSMike Gerdts *
519bc36eafdSMike Gerdts * RETURN: None
520bc36eafdSMike Gerdts *
521bc36eafdSMike Gerdts * DESCRIPTION: Find the end of the definition block and set a global to this
522bc36eafdSMike Gerdts * node. It is used by the compiler to insert compiler-generated
523bc36eafdSMike Gerdts * names at the root level of the namespace.
524bc36eafdSMike Gerdts *
525bc36eafdSMike Gerdts ******************************************************************************/
526bc36eafdSMike Gerdts
527bc36eafdSMike Gerdts static void
TrDoDefinitionBlock(ACPI_PARSE_OBJECT * Op)528bc36eafdSMike Gerdts TrDoDefinitionBlock (
529bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op)
530bc36eafdSMike Gerdts {
531bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Next;
532bc36eafdSMike Gerdts UINT32 i;
533bc36eafdSMike Gerdts
534bc36eafdSMike Gerdts
535bc36eafdSMike Gerdts /* Reset external list when starting a definition block */
536bc36eafdSMike Gerdts
537bc36eafdSMike Gerdts Gbl_ExternalsListHead = NULL;
538bc36eafdSMike Gerdts
539bc36eafdSMike Gerdts Next = Op->Asl.Child;
540bc36eafdSMike Gerdts for (i = 0; i < 5; i++)
541bc36eafdSMike Gerdts {
542bc36eafdSMike Gerdts Next = Next->Asl.Next;
543bc36eafdSMike Gerdts if (i == 0)
544bc36eafdSMike Gerdts {
545bc36eafdSMike Gerdts /*
546bc36eafdSMike Gerdts * This is the table signature. Only the DSDT can be assumed
547bc36eafdSMike Gerdts * to be at the root of the namespace; Therefore, namepath
548bc36eafdSMike Gerdts * optimization can only be performed on the DSDT.
549bc36eafdSMike Gerdts */
550bc36eafdSMike Gerdts if (!ACPI_COMPARE_NAME (Next->Asl.Value.String, ACPI_SIG_DSDT))
551bc36eafdSMike Gerdts {
552bc36eafdSMike Gerdts Gbl_ReferenceOptimizationFlag = FALSE;
553bc36eafdSMike Gerdts }
554bc36eafdSMike Gerdts }
555bc36eafdSMike Gerdts }
556bc36eafdSMike Gerdts
557bc36eafdSMike Gerdts Gbl_FirstLevelInsertionNode = Next;
558bc36eafdSMike Gerdts }
559bc36eafdSMike Gerdts
560bc36eafdSMike Gerdts
561bc36eafdSMike Gerdts /*******************************************************************************
562bc36eafdSMike Gerdts *
563bc36eafdSMike Gerdts * FUNCTION: TrDoSwitch
564bc36eafdSMike Gerdts *
565bc36eafdSMike Gerdts * PARAMETERS: StartNode - Parse node for SWITCH
566bc36eafdSMike Gerdts *
567bc36eafdSMike Gerdts * RETURN: None
568bc36eafdSMike Gerdts *
569bc36eafdSMike Gerdts * DESCRIPTION: Translate ASL SWITCH statement to if/else pairs. There is
570bc36eafdSMike Gerdts * no actual AML opcode for SWITCH -- it must be simulated.
571bc36eafdSMike Gerdts *
572bc36eafdSMike Gerdts ******************************************************************************/
573bc36eafdSMike Gerdts
574bc36eafdSMike Gerdts static void
TrDoSwitch(ACPI_PARSE_OBJECT * StartNode)575bc36eafdSMike Gerdts TrDoSwitch (
576bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *StartNode)
577bc36eafdSMike Gerdts {
578bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Next;
579bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *CaseOp = NULL;
580bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *CaseBlock = NULL;
581bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *DefaultOp = NULL;
582bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *CurrentParentNode;
583bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Conditional = NULL;
584bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Predicate;
585bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Peer;
586bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NewOp;
587bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NewOp2;
588bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *MethodOp;
589bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *StoreOp;
590bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *BreakOp;
591bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *BufferOp;
592bc36eafdSMike Gerdts char *PredicateValueName;
593bc36eafdSMike Gerdts UINT16 Index;
594bc36eafdSMike Gerdts UINT32 Btype;
595bc36eafdSMike Gerdts
596bc36eafdSMike Gerdts
597bc36eafdSMike Gerdts /* Start node is the Switch() node */
598bc36eafdSMike Gerdts
599bc36eafdSMike Gerdts CurrentParentNode = StartNode;
600bc36eafdSMike Gerdts
601bc36eafdSMike Gerdts /* Create a new temp name of the form _T_x */
602bc36eafdSMike Gerdts
603bc36eafdSMike Gerdts PredicateValueName = TrAmlGetNextTempName (StartNode, &Gbl_TempCount);
604bc36eafdSMike Gerdts if (!PredicateValueName)
605bc36eafdSMike Gerdts {
606bc36eafdSMike Gerdts return;
607bc36eafdSMike Gerdts }
608bc36eafdSMike Gerdts
609bc36eafdSMike Gerdts /* First child is the Switch() predicate */
610bc36eafdSMike Gerdts
611bc36eafdSMike Gerdts Next = StartNode->Asl.Child;
612bc36eafdSMike Gerdts
613bc36eafdSMike Gerdts /*
614bc36eafdSMike Gerdts * Examine the return type of the Switch Value -
615bc36eafdSMike Gerdts * must be Integer/Buffer/String
616bc36eafdSMike Gerdts */
617bc36eafdSMike Gerdts Index = (UINT16) (Next->Asl.ParseOpcode - ASL_PARSE_OPCODE_BASE);
618bc36eafdSMike Gerdts Btype = AslKeywordMapping[Index].AcpiBtype;
619bc36eafdSMike Gerdts if ((Btype != ACPI_BTYPE_INTEGER) &&
620bc36eafdSMike Gerdts (Btype != ACPI_BTYPE_STRING) &&
621bc36eafdSMike Gerdts (Btype != ACPI_BTYPE_BUFFER))
622bc36eafdSMike Gerdts {
623bc36eafdSMike Gerdts AslError (ASL_WARNING, ASL_MSG_SWITCH_TYPE, Next, NULL);
624bc36eafdSMike Gerdts Btype = ACPI_BTYPE_INTEGER;
625bc36eafdSMike Gerdts }
626bc36eafdSMike Gerdts
627bc36eafdSMike Gerdts /* CASE statements start at next child */
628bc36eafdSMike Gerdts
629bc36eafdSMike Gerdts Peer = Next->Asl.Next;
630bc36eafdSMike Gerdts while (Peer)
631bc36eafdSMike Gerdts {
632bc36eafdSMike Gerdts Next = Peer;
633bc36eafdSMike Gerdts Peer = Next->Asl.Next;
634bc36eafdSMike Gerdts
635bc36eafdSMike Gerdts if (Next->Asl.ParseOpcode == PARSEOP_CASE)
636bc36eafdSMike Gerdts {
637bc36eafdSMike Gerdts if (CaseOp)
638bc36eafdSMike Gerdts {
639bc36eafdSMike Gerdts /* Add an ELSE to complete the previous CASE */
640bc36eafdSMike Gerdts
641*35786f68SRobert Mustacchi NewOp = TrCreateLeafOp (PARSEOP_ELSE);
642bc36eafdSMike Gerdts NewOp->Asl.Parent = Conditional->Asl.Parent;
643bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp, NewOp->Asl.Parent);
644bc36eafdSMike Gerdts
645bc36eafdSMike Gerdts /* Link ELSE node as a peer to the previous IF */
646bc36eafdSMike Gerdts
647bc36eafdSMike Gerdts TrAmlInsertPeer (Conditional, NewOp);
648bc36eafdSMike Gerdts CurrentParentNode = NewOp;
649bc36eafdSMike Gerdts }
650bc36eafdSMike Gerdts
651bc36eafdSMike Gerdts CaseOp = Next;
652bc36eafdSMike Gerdts Conditional = CaseOp;
653bc36eafdSMike Gerdts CaseBlock = CaseOp->Asl.Child->Asl.Next;
654bc36eafdSMike Gerdts Conditional->Asl.Child->Asl.Next = NULL;
655bc36eafdSMike Gerdts Predicate = CaseOp->Asl.Child;
656bc36eafdSMike Gerdts
657bc36eafdSMike Gerdts if ((Predicate->Asl.ParseOpcode == PARSEOP_PACKAGE) ||
658bc36eafdSMike Gerdts (Predicate->Asl.ParseOpcode == PARSEOP_VAR_PACKAGE))
659bc36eafdSMike Gerdts {
660bc36eafdSMike Gerdts /*
661bc36eafdSMike Gerdts * Convert the package declaration to this form:
662bc36eafdSMike Gerdts *
663bc36eafdSMike Gerdts * If (LNotEqual (Match (Package(<size>){<data>},
664bc36eafdSMike Gerdts * MEQ, _T_x, MTR, Zero, Zero), Ones))
665bc36eafdSMike Gerdts */
666*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_MATCHTYPE_MEQ);
667bc36eafdSMike Gerdts Predicate->Asl.Next = NewOp2;
668bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Conditional);
669bc36eafdSMike Gerdts
670bc36eafdSMike Gerdts NewOp = NewOp2;
671*35786f68SRobert Mustacchi NewOp2 = TrCreateValuedLeafOp (PARSEOP_NAMESTRING,
672bc36eafdSMike Gerdts (UINT64) ACPI_TO_INTEGER (PredicateValueName));
673bc36eafdSMike Gerdts NewOp->Asl.Next = NewOp2;
674bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Predicate);
675bc36eafdSMike Gerdts
676bc36eafdSMike Gerdts NewOp = NewOp2;
677*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_MATCHTYPE_MTR);
678bc36eafdSMike Gerdts NewOp->Asl.Next = NewOp2;
679bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Predicate);
680bc36eafdSMike Gerdts
681bc36eafdSMike Gerdts NewOp = NewOp2;
682*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_ZERO);
683bc36eafdSMike Gerdts NewOp->Asl.Next = NewOp2;
684bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Predicate);
685bc36eafdSMike Gerdts
686bc36eafdSMike Gerdts NewOp = NewOp2;
687*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_ZERO);
688bc36eafdSMike Gerdts NewOp->Asl.Next = NewOp2;
689bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Predicate);
690bc36eafdSMike Gerdts
691*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_MATCH);
692bc36eafdSMike Gerdts NewOp2->Asl.Child = Predicate; /* PARSEOP_PACKAGE */
693bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Conditional);
694bc36eafdSMike Gerdts TrAmlSetSubtreeParent (Predicate, NewOp2);
695bc36eafdSMike Gerdts
696bc36eafdSMike Gerdts NewOp = NewOp2;
697*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_ONES);
698bc36eafdSMike Gerdts NewOp->Asl.Next = NewOp2;
699bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Conditional);
700bc36eafdSMike Gerdts
701*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_LEQUAL);
702bc36eafdSMike Gerdts NewOp2->Asl.Child = NewOp;
703bc36eafdSMike Gerdts NewOp->Asl.Parent = NewOp2;
704bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Conditional);
705bc36eafdSMike Gerdts TrAmlSetSubtreeParent (NewOp, NewOp2);
706bc36eafdSMike Gerdts
707bc36eafdSMike Gerdts NewOp = NewOp2;
708*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_LNOT);
709bc36eafdSMike Gerdts NewOp2->Asl.Child = NewOp;
710bc36eafdSMike Gerdts NewOp2->Asl.Parent = Conditional;
711bc36eafdSMike Gerdts NewOp->Asl.Parent = NewOp2;
712bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Conditional);
713bc36eafdSMike Gerdts
714bc36eafdSMike Gerdts Conditional->Asl.Child = NewOp2;
715bc36eafdSMike Gerdts NewOp2->Asl.Next = CaseBlock;
716bc36eafdSMike Gerdts }
717bc36eafdSMike Gerdts else
718bc36eafdSMike Gerdts {
719bc36eafdSMike Gerdts /*
720bc36eafdSMike Gerdts * Integer and Buffer case.
721bc36eafdSMike Gerdts *
722bc36eafdSMike Gerdts * Change CaseOp() to: If (LEqual (SwitchValue, CaseValue)) {...}
723bc36eafdSMike Gerdts * Note: SwitchValue is first to allow the CaseValue to be implicitly
724bc36eafdSMike Gerdts * converted to the type of SwitchValue if necessary.
725bc36eafdSMike Gerdts *
726bc36eafdSMike Gerdts * CaseOp->Child is the case value
727bc36eafdSMike Gerdts * CaseOp->Child->Peer is the beginning of the case block
728bc36eafdSMike Gerdts */
729*35786f68SRobert Mustacchi NewOp = TrCreateValuedLeafOp (PARSEOP_NAMESTRING,
730bc36eafdSMike Gerdts (UINT64) ACPI_TO_INTEGER (PredicateValueName));
731bc36eafdSMike Gerdts NewOp->Asl.Next = Predicate;
732bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp, Predicate);
733bc36eafdSMike Gerdts
734*35786f68SRobert Mustacchi NewOp2 = TrCreateLeafOp (PARSEOP_LEQUAL);
735bc36eafdSMike Gerdts NewOp2->Asl.Parent = Conditional;
736bc36eafdSMike Gerdts NewOp2->Asl.Child = NewOp;
737bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, Conditional);
738bc36eafdSMike Gerdts
739bc36eafdSMike Gerdts TrAmlSetSubtreeParent (NewOp, NewOp2);
740bc36eafdSMike Gerdts
741bc36eafdSMike Gerdts Predicate = NewOp2;
742bc36eafdSMike Gerdts Predicate->Asl.Next = CaseBlock;
743bc36eafdSMike Gerdts
744bc36eafdSMike Gerdts TrAmlSetSubtreeParent (Predicate, Conditional);
745bc36eafdSMike Gerdts Conditional->Asl.Child = Predicate;
746bc36eafdSMike Gerdts }
747bc36eafdSMike Gerdts
748bc36eafdSMike Gerdts /* Reinitialize the CASE node to an IF node */
749bc36eafdSMike Gerdts
750bc36eafdSMike Gerdts TrAmlInitNode (Conditional, PARSEOP_IF);
751bc36eafdSMike Gerdts
752bc36eafdSMike Gerdts /*
753bc36eafdSMike Gerdts * The first CASE(IF) is not nested under an ELSE.
754bc36eafdSMike Gerdts * All other CASEs are children of a parent ELSE.
755bc36eafdSMike Gerdts */
756bc36eafdSMike Gerdts if (CurrentParentNode == StartNode)
757bc36eafdSMike Gerdts {
758bc36eafdSMike Gerdts Conditional->Asl.Next = NULL;
759bc36eafdSMike Gerdts }
760bc36eafdSMike Gerdts else
761bc36eafdSMike Gerdts {
762bc36eafdSMike Gerdts /*
763bc36eafdSMike Gerdts * The IF is a child of previous IF/ELSE. It
764bc36eafdSMike Gerdts * is therefore without peer.
765bc36eafdSMike Gerdts */
766bc36eafdSMike Gerdts CurrentParentNode->Asl.Child = Conditional;
767bc36eafdSMike Gerdts Conditional->Asl.Parent = CurrentParentNode;
768bc36eafdSMike Gerdts Conditional->Asl.Next = NULL;
769bc36eafdSMike Gerdts }
770bc36eafdSMike Gerdts }
771bc36eafdSMike Gerdts else if (Next->Asl.ParseOpcode == PARSEOP_DEFAULT)
772bc36eafdSMike Gerdts {
773bc36eafdSMike Gerdts if (DefaultOp)
774bc36eafdSMike Gerdts {
775bc36eafdSMike Gerdts /*
776bc36eafdSMike Gerdts * More than one Default
777bc36eafdSMike Gerdts * (Parser does not catch this, must check here)
778bc36eafdSMike Gerdts */
779bc36eafdSMike Gerdts AslError (ASL_ERROR, ASL_MSG_MULTIPLE_DEFAULT, Next, NULL);
780bc36eafdSMike Gerdts }
781bc36eafdSMike Gerdts else
782bc36eafdSMike Gerdts {
783bc36eafdSMike Gerdts /* Save the DEFAULT node for later, after CASEs */
784bc36eafdSMike Gerdts
785bc36eafdSMike Gerdts DefaultOp = Next;
786bc36eafdSMike Gerdts }
787bc36eafdSMike Gerdts }
788bc36eafdSMike Gerdts else
789bc36eafdSMike Gerdts {
790bc36eafdSMike Gerdts /* Unknown peer opcode */
791bc36eafdSMike Gerdts
792bc36eafdSMike Gerdts AcpiOsPrintf ("Unknown parse opcode for switch statement: %s (%u)\n",
793bc36eafdSMike Gerdts Next->Asl.ParseOpName, Next->Asl.ParseOpcode);
794bc36eafdSMike Gerdts }
795bc36eafdSMike Gerdts }
796bc36eafdSMike Gerdts
797bc36eafdSMike Gerdts /* Add the default case at the end of the if/else construct */
798bc36eafdSMike Gerdts
799bc36eafdSMike Gerdts if (DefaultOp)
800bc36eafdSMike Gerdts {
801bc36eafdSMike Gerdts /* If no CASE statements, this is an error - see below */
802bc36eafdSMike Gerdts
803bc36eafdSMike Gerdts if (CaseOp)
804bc36eafdSMike Gerdts {
805bc36eafdSMike Gerdts /* Convert the DEFAULT node to an ELSE */
806bc36eafdSMike Gerdts
807bc36eafdSMike Gerdts TrAmlInitNode (DefaultOp, PARSEOP_ELSE);
808bc36eafdSMike Gerdts DefaultOp->Asl.Parent = Conditional->Asl.Parent;
809bc36eafdSMike Gerdts
810bc36eafdSMike Gerdts /* Link ELSE node as a peer to the previous IF */
811bc36eafdSMike Gerdts
812bc36eafdSMike Gerdts TrAmlInsertPeer (Conditional, DefaultOp);
813bc36eafdSMike Gerdts }
814bc36eafdSMike Gerdts }
815bc36eafdSMike Gerdts
816bc36eafdSMike Gerdts if (!CaseOp)
817bc36eafdSMike Gerdts {
818bc36eafdSMike Gerdts AslError (ASL_ERROR, ASL_MSG_NO_CASES, StartNode, NULL);
819bc36eafdSMike Gerdts }
820bc36eafdSMike Gerdts
821bc36eafdSMike Gerdts
822bc36eafdSMike Gerdts /*
823bc36eafdSMike Gerdts * Create a Name(_T_x, ...) statement. This statement must appear at the
824bc36eafdSMike Gerdts * method level, in case a loop surrounds the switch statement and could
825bc36eafdSMike Gerdts * cause the name to be created twice (error).
826bc36eafdSMike Gerdts */
827bc36eafdSMike Gerdts
828bc36eafdSMike Gerdts /* Create the Name node */
829bc36eafdSMike Gerdts
830bc36eafdSMike Gerdts Predicate = StartNode->Asl.Child;
831*35786f68SRobert Mustacchi NewOp = TrCreateLeafOp (PARSEOP_NAME);
832bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp, StartNode);
833bc36eafdSMike Gerdts
834bc36eafdSMike Gerdts /* Find the parent method */
835bc36eafdSMike Gerdts
836bc36eafdSMike Gerdts Next = StartNode;
837bc36eafdSMike Gerdts while ((Next->Asl.ParseOpcode != PARSEOP_METHOD) &&
838bc36eafdSMike Gerdts (Next->Asl.ParseOpcode != PARSEOP_DEFINITION_BLOCK))
839bc36eafdSMike Gerdts {
840bc36eafdSMike Gerdts Next = Next->Asl.Parent;
841bc36eafdSMike Gerdts }
842bc36eafdSMike Gerdts MethodOp = Next;
843bc36eafdSMike Gerdts
844*35786f68SRobert Mustacchi NewOp->Asl.CompileFlags |= OP_COMPILER_EMITTED;
845bc36eafdSMike Gerdts NewOp->Asl.Parent = Next;
846bc36eafdSMike Gerdts
847bc36eafdSMike Gerdts /* Insert name after the method name and arguments */
848bc36eafdSMike Gerdts
849bc36eafdSMike Gerdts Next = Next->Asl.Child; /* Name */
850bc36eafdSMike Gerdts Next = Next->Asl.Next; /* NumArgs */
851bc36eafdSMike Gerdts Next = Next->Asl.Next; /* SerializeRule */
852bc36eafdSMike Gerdts
853bc36eafdSMike Gerdts /*
854bc36eafdSMike Gerdts * If method is not Serialized, we must make is so, because of the way
855bc36eafdSMike Gerdts * that Switch() must be implemented -- we cannot allow multiple threads
856bc36eafdSMike Gerdts * to execute this method concurrently since we need to create local
857bc36eafdSMike Gerdts * temporary name(s).
858bc36eafdSMike Gerdts */
859bc36eafdSMike Gerdts if (Next->Asl.ParseOpcode != PARSEOP_SERIALIZERULE_SERIAL)
860bc36eafdSMike Gerdts {
861bc36eafdSMike Gerdts AslError (ASL_REMARK, ASL_MSG_SERIALIZED, MethodOp,
862bc36eafdSMike Gerdts "Due to use of Switch operator");
863bc36eafdSMike Gerdts Next->Asl.ParseOpcode = PARSEOP_SERIALIZERULE_SERIAL;
864bc36eafdSMike Gerdts }
865bc36eafdSMike Gerdts
866bc36eafdSMike Gerdts Next = Next->Asl.Next; /* SyncLevel */
867bc36eafdSMike Gerdts Next = Next->Asl.Next; /* ReturnType */
868bc36eafdSMike Gerdts Next = Next->Asl.Next; /* ParameterTypes */
869bc36eafdSMike Gerdts
870bc36eafdSMike Gerdts TrAmlInsertPeer (Next, NewOp);
871bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp, Next);
872bc36eafdSMike Gerdts
873bc36eafdSMike Gerdts /* Create the NameSeg child for the Name node */
874bc36eafdSMike Gerdts
875*35786f68SRobert Mustacchi NewOp2 = TrCreateValuedLeafOp (PARSEOP_NAMESEG,
876bc36eafdSMike Gerdts (UINT64) ACPI_TO_INTEGER (PredicateValueName));
877bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2, NewOp);
878*35786f68SRobert Mustacchi NewOp2->Asl.CompileFlags |= OP_IS_NAME_DECLARATION;
879bc36eafdSMike Gerdts NewOp->Asl.Child = NewOp2;
880bc36eafdSMike Gerdts
881bc36eafdSMike Gerdts /* Create the initial value for the Name. Btype was already validated above */
882bc36eafdSMike Gerdts
883bc36eafdSMike Gerdts switch (Btype)
884bc36eafdSMike Gerdts {
885bc36eafdSMike Gerdts case ACPI_BTYPE_INTEGER:
886bc36eafdSMike Gerdts
887*35786f68SRobert Mustacchi NewOp2->Asl.Next = TrCreateValuedLeafOp (PARSEOP_ZERO,
888bc36eafdSMike Gerdts (UINT64) 0);
889bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2->Asl.Next, NewOp);
890bc36eafdSMike Gerdts break;
891bc36eafdSMike Gerdts
892bc36eafdSMike Gerdts case ACPI_BTYPE_STRING:
893bc36eafdSMike Gerdts
894*35786f68SRobert Mustacchi NewOp2->Asl.Next = TrCreateValuedLeafOp (PARSEOP_STRING_LITERAL,
895bc36eafdSMike Gerdts (UINT64) ACPI_TO_INTEGER (""));
896bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp2->Asl.Next, NewOp);
897bc36eafdSMike Gerdts break;
898bc36eafdSMike Gerdts
899bc36eafdSMike Gerdts case ACPI_BTYPE_BUFFER:
900bc36eafdSMike Gerdts
901*35786f68SRobert Mustacchi (void) TrLinkPeerOp (NewOp2, TrCreateValuedLeafOp (PARSEOP_BUFFER,
902bc36eafdSMike Gerdts (UINT64) 0));
903bc36eafdSMike Gerdts Next = NewOp2->Asl.Next;
904bc36eafdSMike Gerdts TrAmlInitLineNumbers (Next, NewOp2);
905*35786f68SRobert Mustacchi
906*35786f68SRobert Mustacchi (void) TrLinkOpChildren (Next, 1, TrCreateValuedLeafOp (PARSEOP_ZERO,
907bc36eafdSMike Gerdts (UINT64) 1));
908bc36eafdSMike Gerdts TrAmlInitLineNumbers (Next->Asl.Child, Next);
909bc36eafdSMike Gerdts
910*35786f68SRobert Mustacchi BufferOp = TrCreateValuedLeafOp (PARSEOP_DEFAULT_ARG, (UINT64) 0);
911bc36eafdSMike Gerdts TrAmlInitLineNumbers (BufferOp, Next->Asl.Child);
912*35786f68SRobert Mustacchi (void) TrLinkPeerOp (Next->Asl.Child, BufferOp);
913bc36eafdSMike Gerdts
914bc36eafdSMike Gerdts TrAmlSetSubtreeParent (Next->Asl.Child, Next);
915bc36eafdSMike Gerdts break;
916bc36eafdSMike Gerdts
917bc36eafdSMike Gerdts default:
918bc36eafdSMike Gerdts
919bc36eafdSMike Gerdts break;
920bc36eafdSMike Gerdts }
921bc36eafdSMike Gerdts
922bc36eafdSMike Gerdts TrAmlSetSubtreeParent (NewOp2, NewOp);
923bc36eafdSMike Gerdts
924bc36eafdSMike Gerdts /*
925bc36eafdSMike Gerdts * Transform the Switch() into a While(One)-Break node.
926bc36eafdSMike Gerdts * And create a Store() node which will be used to save the
927bc36eafdSMike Gerdts * Switch() value. The store is of the form: Store (Value, _T_x)
928bc36eafdSMike Gerdts * where _T_x is the temp variable.
929bc36eafdSMike Gerdts */
930bc36eafdSMike Gerdts TrAmlInitNode (StartNode, PARSEOP_WHILE);
931*35786f68SRobert Mustacchi NewOp = TrCreateLeafOp (PARSEOP_ONE);
932bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp, StartNode);
933bc36eafdSMike Gerdts NewOp->Asl.Next = Predicate->Asl.Next;
934bc36eafdSMike Gerdts NewOp->Asl.Parent = StartNode;
935bc36eafdSMike Gerdts StartNode->Asl.Child = NewOp;
936bc36eafdSMike Gerdts
937bc36eafdSMike Gerdts /* Create a Store() node */
938bc36eafdSMike Gerdts
939*35786f68SRobert Mustacchi StoreOp = TrCreateLeafOp (PARSEOP_STORE);
940bc36eafdSMike Gerdts TrAmlInitLineNumbers (StoreOp, NewOp);
941bc36eafdSMike Gerdts StoreOp->Asl.Parent = StartNode;
942bc36eafdSMike Gerdts TrAmlInsertPeer (NewOp, StoreOp);
943bc36eafdSMike Gerdts
944bc36eafdSMike Gerdts /* Complete the Store subtree */
945bc36eafdSMike Gerdts
946bc36eafdSMike Gerdts StoreOp->Asl.Child = Predicate;
947bc36eafdSMike Gerdts Predicate->Asl.Parent = StoreOp;
948bc36eafdSMike Gerdts
949*35786f68SRobert Mustacchi NewOp = TrCreateValuedLeafOp (PARSEOP_NAMESEG,
950bc36eafdSMike Gerdts (UINT64) ACPI_TO_INTEGER (PredicateValueName));
951bc36eafdSMike Gerdts TrAmlInitLineNumbers (NewOp, StoreOp);
952bc36eafdSMike Gerdts NewOp->Asl.Parent = StoreOp;
953bc36eafdSMike Gerdts Predicate->Asl.Next = NewOp;
954bc36eafdSMike Gerdts
955bc36eafdSMike Gerdts /* Create a Break() node and insert it into the end of While() */
956bc36eafdSMike Gerdts
957bc36eafdSMike Gerdts Conditional = StartNode->Asl.Child;
958bc36eafdSMike Gerdts while (Conditional->Asl.Next)
959bc36eafdSMike Gerdts {
960bc36eafdSMike Gerdts Conditional = Conditional->Asl.Next;
961bc36eafdSMike Gerdts }
962bc36eafdSMike Gerdts
963*35786f68SRobert Mustacchi BreakOp = TrCreateLeafOp (PARSEOP_BREAK);
964bc36eafdSMike Gerdts TrAmlInitLineNumbers (BreakOp, NewOp);
965bc36eafdSMike Gerdts BreakOp->Asl.Parent = StartNode;
966bc36eafdSMike Gerdts TrAmlInsertPeer (Conditional, BreakOp);
967bc36eafdSMike Gerdts }
968