bs3-cpu-generated-1-data.py@ 67015

Last change on this file since 67015 was 67003, checked in by vboxsync, 8 years ago
IEM: movq Pq,Eq & movd Pd,Ed docs+tests+fixes.
Property svn:eol-style set to `LF` Property svn:executable set to ``* Property svn:keywords set to `Author Date Id Revision`
File size: 23.3 KB

Line
1	#!/usr/bin/env python
2	# -- coding: utf-8 --
3	# $Id: bs3-cpu-generated-1-data.py 67003 2017-05-22 10:03:15Z vboxsync $
4	# pylint: disable=invalid-name
5
6	"""
7	Generates testcases from @optest specifications in IEM.
8	"""
9
10	from __future__ import print_function;
11
12	__copyright__ = \
13	"""
14	Copyright (C) 2017 Oracle Corporation
15
16	This file is part of VirtualBox Open Source Edition (OSE), as
17	available from http://www.virtualbox.org. This file is free software;
18	you can redistribute it and/or modify it under the terms of the GNU
19	General Public License (GPL) as published by the Free Software
20	Foundation, in version 2 as it comes in the "COPYING" file of the
21	VirtualBox OSE distribution. VirtualBox OSE is distributed in the
22	hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
23
24	The contents of this file may alternatively be used under the terms
25	of the Common Development and Distribution License Version 1.0
26	(CDDL) only, as it comes in the "COPYING.CDDL" file of the
27	VirtualBox OSE distribution, in which case the provisions of the
28	CDDL are applicable instead of those of the GPL.
29
30	You may elect to license modified versions of this file under the
31	terms and conditions of either the GPL or the CDDL or both.
32	"""
33	__version__ = "$Revision: 67003 $"
34
35	# Standard python imports.
36	import os;
37	import sys;
38
39	# Only the main script needs to modify the path.
40	g_ksValidationKitDir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)));
41	g_ksVmmAllDir = os.path.join(os.path.dirname(g_ksValidationKitDir), 'VMM', 'VMMAll')
42	sys.path.append(g_ksVmmAllDir);
43
44	import IEMAllInstructionsPython as iai; # pylint: disable=import-error
45
46
47	# Python 3 hacks:
48	if sys.version_info[0] >= 3:
49	long = int; # pylint: disable=redefined-builtin,invalid-name
50
51
52	class Bs3Cg1TestEncoder(object):
53	"""
54	Does the encoding of a single test.
55	"""
56
57	def __init__(self, fLast):
58	self.fLast = fLast;
59	# Each list member (in all lists) are C expression of a byte.
60	self.asHdr = [];
61	self.asSelectors = [];
62	self.asInputs = [];
63	self.asOutputs = [];
64
65	@staticmethod
66	def _compileSelectors(aoSelectors): # (list(iai.TestSelector)) -> list(str)
67	"""
68	Compiles a list of iai.TestSelector predicate checks.
69	Returns C byte expression strings.
70	"""
71	asRet = [];
72	for oSelector in aoSelectors:
73	sConstant = oSelector.kdVariables[oSelector.sVariable][oSelector.sValue];
74	sConstant = sConstant.upper().replace('.', '_');
75	if oSelector.sOp == '==':
76	sByte = '(BS3CG1PRED_%s << BS3CG1SEL_OP_PRED_SHIFT) \| BS3CG1SEL_OP_IS_TRUE' % (sConstant,);
77	elif oSelector.sOp == '!=':
78	sByte = '(BS3CG1PRED_%s << BS3CG1SEL_OP_PRED_SHIFT) \| BS3CG1SEL_OP_IS_FALSE' % (sConstant,);
79	else:
80	raise Exception('Unknown selector operator: %s' % (oSelector.sOp,));
81	asRet.append(sByte);
82	return asRet;
83
84	kdSmallFields = {
85	'op1': 'BS3CG1_CTXOP_OP1',
86	'op2': 'BS3CG1_CTXOP_OP2',
87	'efl': 'BS3CG1_CTXOP_EFL',
88	};
89	kdOperators = {
90	'=': 'BS3CG1_CTXOP_ASSIGN',
91	'\|=': 'BS3CG1_CTXOP_OR',
92	'&=': 'BS3CG1_CTXOP_AND',
93	'&~=': 'BS3CG1_CTXOP_AND_INV',
94	};
95	kdSmallSizes = {
96	1: 'BS3CG1_CTXOP_1_BYTE',
97	2: 'BS3CG1_CTXOP_2_BYTES',
98	4: 'BS3CG1_CTXOP_4_BYTES',
99	8: 'BS3CG1_CTXOP_8_BYTES',
100	16: 'BS3CG1_CTXOP_16_BYTES',
101	32: 'BS3CG1_CTXOP_32_BYTES',
102	12: 'BS3CG1_CTXOP_12_BYTES',
103	};
104
105	@staticmethod
106	def _amendOutputs(aoOutputs, oInstr): # type: (list(iai.TestInOut), iai.Instruction) -> list(iai.TestInOut)
107	"""
108	Amends aoOutputs for instructions with special flag behaviour (undefined,
109	always set, always clear).
110
111	Undefined flags are copied from the result context as the very first
112	operation so they can be set to CPU vendor specific values later if
113	desired.
114
115	Always set or cleared flags are applied at the very end of the
116	modification operations so that we spot incorrect specifications.
117	"""
118	if oInstr.asFlUndefined or oInstr.asFlClear or oInstr.asFlSet:
119	aoOutputs = list(aoOutputs);
120
121	if oInstr.asFlUndefined:
122	fFlags = oInstr.getUndefinedFlagsMask();
123	assert fFlags != 0;
124	aoOutputs.insert(0, iai.TestInOut('efl_undef', '=', str(fFlags), 'uint'));
125
126	if oInstr.asFlClear:
127	fFlags = oInstr.getClearedFlagsMask();
128	assert fFlags != 0;
129	aoOutputs.append(iai.TestInOut('efl', '&~=', str(fFlags), 'uint'));
130
131	if oInstr.asFlSet:
132	fFlags = oInstr.getSetFlagsMask();
133	assert fFlags != 0;
134	aoOutputs.append(iai.TestInOut('efl', '\|=', str(fFlags), 'uint'));
135
136	return aoOutputs;
137
138	@staticmethod
139	def _compileContextModifers(aoOperations): # (list(iai.TestInOut))
140	"""
141	Compile a list of iai.TestInOut context modifiers.
142	"""
143	asRet = [];
144	for oOperation in aoOperations:
145	oType = iai.TestInOut.kdTypes[oOperation.sType];
146	aaoValues = oType.get(oOperation.sValue);
147	assert len(aaoValues) == 1 or len(aaoValues) == 2;
148
149	sOp = oOperation.sOp;
150	if sOp == '&\|=':
151	sOp = '\|=' if len(aaoValues) == 1 else '&~=';
152
153	for fSignExtend, abValue in aaoValues:
154	cbValue = len(abValue);
155
156	# The opcode byte.
157	sOpcode = Bs3Cg1TestEncoder.kdOperators[sOp];
158	sOpcode += ' \| ';
159	if oOperation.sField in Bs3Cg1TestEncoder.kdSmallFields:
160	sOpcode += Bs3Cg1TestEncoder.kdSmallFields[oOperation.sField];
161	else:
162	sOpcode += 'BS3CG1_CTXOP_DST_ESC';
163	sOpcode += ' \| ';
164	if cbValue in Bs3Cg1TestEncoder.kdSmallSizes:
165	sOpcode += Bs3Cg1TestEncoder.kdSmallSizes[cbValue];
166	else:
167	sOpcode += 'BS3CG1_CTXOP_SIZE_ESC';
168	if fSignExtend:
169	sOpcode += ' \| BS3CG1_CTXOP_SIGN_EXT';
170	asRet.append(sOpcode);
171
172	# Escaped field identifier.
173	if oOperation.sField not in Bs3Cg1TestEncoder.kdSmallFields:
174	asRet.append('BS3CG1DST_%s' % (oOperation.sField.upper().replace('.', '_'),));
175
176	# Escaped size byte?
177	if cbValue not in Bs3Cg1TestEncoder.kdSmallSizes:
178	if cbValue >= 256 or cbValue not in [ 1, 2, 4, 6, 8, 12, 16, 32, 64, 128, ]:
179	raise Exception('Invalid value size: %s' % (cbValue,));
180	asRet.append('0x%02x' % (cbValue,));
181
182	# The value bytes.
183	for b in abValue:
184	asRet.append('0x%02x' % (b,));
185
186	sOp = '\|=';
187
188	return asRet;
189
190	def _constructHeader(self):
191	"""
192	Returns C byte expression strings for BS3CG1TESTHDR.
193	"""
194	cbSelectors = len(self.asSelectors);
195	if cbSelectors >= 256:
196	raise Exception('Too many selectors: %s bytes, max 255 bytes' % (cbSelectors,))
197
198	cbInputs = len(self.asInputs);
199	if cbInputs >= 4096:
200	raise Exception('Too many input context modifiers: %s bytes, max 4095 bytes' % (cbInputs,))
201
202	cbOutputs = len(self.asOutputs);
203	if cbOutputs >= 2048:
204	raise Exception('Too many output context modifiers: %s bytes, max 2047 bytes' % (cbOutputs,))
205
206	return [
207	'%#04x' % (cbSelectors,), # 8-bit
208	'%#05x & 0xff' % (cbInputs,), # first 8 bits of cbInputs
209	'(%#05x >> 8) \| ((%#05x & 0xf) << 4)' % (cbInputs, cbOutputs,), # last 4 bits of cbInputs, lower 4 bits of cbOutputs.
210	'(%#05x >> 4) \| (%#05x << 7)' % (cbOutputs, self.fLast), # last 7 bits of cbOutputs and 1 bit fLast.
211	];
212
213	def encodeTest(self, oTest): # type: (iai.InstructionTest)
214	"""
215	Does the encoding.
216	"""
217	self.asSelectors = self._compileSelectors(oTest.aoSelectors);
218	self.asInputs = self._compileContextModifers(oTest.aoInputs);
219	self.asOutputs = self._compileContextModifers(self._amendOutputs(oTest.aoOutputs, oTest.oInstr));
220	self.asHdr = self._constructHeader();
221
222
223	class Bs3Cg1EncodedTests(object):
224	"""
225	Encodes the tests for an instruction.
226	"""
227
228	def __init__(self, oInstr):
229	self.offTests = -1;
230	self.cbTests = 0;
231	self.asLines = []; # type: list(str)
232	self.aoInstructions = []; # type: list(iai.Instruction)
233
234	# Encode the tests.
235	for iTest, oTest in enumerate(oInstr.aoTests):
236	oEncodedTest = Bs3Cg1TestEncoder(iTest + 1 == len(oInstr.aoTests));
237	oEncodedTest.encodeTest(oTest);
238
239	self.cbTests += len(oEncodedTest.asHdr) + len(oEncodedTest.asSelectors) \
240	+ len(oEncodedTest.asInputs) + len(oEncodedTest.asOutputs);
241
242	self.asLines.append(' /* test #%s: %s */' % (iTest, oTest,));
243	self.asLines += self.bytesToLines(' ', oEncodedTest.asHdr);
244	if oEncodedTest.asSelectors:
245	self.asLines += self.bytesToLines(' /sel:/ ', oEncodedTest.asSelectors);
246	if oEncodedTest.asInputs:
247	self.asLines += self.bytesToLines(' /* in:*/ ', oEncodedTest.asInputs);
248	if oEncodedTest.asOutputs:
249	self.asLines += self.bytesToLines(' /out:/ ', oEncodedTest.asOutputs);
250
251	@staticmethod
252	def bytesToLines(sPrefix, asBytes):
253	"""
254	Formats a series of bytes into one or more lines.
255	A byte ending with a newline indicates that we should start a new line,
256	and prefix it by len(sPrefix) spaces.
257
258	Returns list of lines.
259	"""
260	asRet = [];
261	sLine = sPrefix;
262	for sByte in asBytes:
263	if sByte[-1] == '\n':
264	sLine += sByte[:-1] + ',';
265	asRet.append(sLine);
266	sLine = ' ' * len(sPrefix);
267	else:
268	if len(sLine) + 2 + len(sByte) > 132 and len(sLine) > len(sPrefix):
269	asRet.append(sLine[:-1]);
270	sLine = ' ' * len(sPrefix);
271	sLine += sByte + ', ';
272
273
274	if len(sLine) > len(sPrefix):
275	asRet.append(sLine);
276	return asRet;
277
278
279	def isEqual(self, oOther):
280	""" Compares two encoded tests. """
281	if self.cbTests != oOther.cbTests:
282	return False;
283	if len(self.asLines) != len(oOther.asLines):
284	return False;
285	for iLine, sLines in enumerate(self.asLines):
286	if sLines != oOther.asLines[iLine]:
287	return False;
288	return True;
289
290
291
292	class Bs3Cg1Instruction(object):
293	"""
294	An instruction with tests.
295	"""
296
297	def __init__(self, oMap, oInstr, oTests):
298	self.oMap = oMap; # type: iai.InstructionMap
299	self.oInstr = oInstr; # type: iai.Instruction
300	self.oTests = oTests; # type: Bs3Cg1EncodedTests
301
302	self.asOpcodes = oMap.asLeadOpcodes + [ '0x%02x' % (oInstr.getOpcodeByte(),) ];
303	self.sEncoding = iai.g_kdEncodings[oInstr.sEncoding][0];
304
305	for oOp in oInstr.aoOperands:
306	self.sEncoding += '_' + oOp.sType;
307	if oInstr.sSubOpcode == 'rex.w=1': self.sEncoding += '_WNZ';
308	elif oInstr.sSubOpcode == 'rex.w=0': self.sEncoding += '_WZ';
309
310	if oInstr.fUnused:
311	if oInstr.sInvalidStyle == 'immediate' and oInstr.sSubOpcode:
312	self.sEncoding += '_MOD_EQ_3' if oInstr.sSubOpcode == '11 mr/reg' else '_MOD_NE_3';
313	elif oInstr.sInvalidStyle == 'intel-modrm':
314	if oInstr.sSubOpcode is None:
315	self.sEncoding = 'BS3CG1ENC_MODRM_Gv_Ev';
316	elif oInstr.sSubOpcode == '11 mr/reg':
317	self.sEncoding = 'BS3CG1ENC_MODRM_MOD_EQ_3';
318	elif oInstr.sSubOpcode == '!11 mr/reg':
319	self.sEncoding = 'BS3CG1ENC_MODRM_MOD_NE_3';
320	else:
321	raise Exception('Unhandled sSubOpcode=%s for sInvalidStyle=%s' % (oInstr.sSubOpcode, oInstr.sInvalidStyle));
322	elif oInstr.sInvalidStyle == 'vex.modrm':
323	self.sEncoding = 'BS3CG1ENC_VEX_MODRM';
324
325	self.asFlags = [];
326	if 'invalid_64' in oInstr.dHints:
327	self.asFlags.append('BS3CG1INSTR_F_INVALID_64BIT');
328	if oInstr.fUnused:
329	self.asFlags.append('BS3CG1INSTR_F_UNUSED');
330	elif oInstr.fInvalid:
331	self.asFlags.append('BS3CG1INSTR_F_INVALID');
332	if oInstr.sInvalidStyle and oInstr.sInvalidStyle.startswith('intel-'):
333	self.asFlags.append('BS3CG1INSTR_F_INTEL_DECODES_INVALID');
334	if 'vex_l_zero' in oInstr.dHints:
335	self.asFlags.append('BS3CG1INSTR_F_VEX_L_ZERO');
336
337	self.fAdvanceMnemonic = True; ##< Set by the caller.
338	if oInstr.sPrefix:
339	if oInstr.sPrefix == 'none':
340	self.sPfxKind = 'BS3CG1PFXKIND_NO_F2_F3_66';
341	else:
342	self.sPfxKind = 'BS3CG1PFXKIND_REQ_' + oInstr.sPrefix[-2:].upper();
343	elif oInstr.sEncoding == 'ModR/M':
344	if 'ignores_op_size' not in oInstr.dHints:
345	self.sPfxKind = 'BS3CG1PFXKIND_MODRM';
346	else:
347	self.sPfxKind = 'BS3CG1PFXKIND_MODRM_NO_OP_SIZES';
348	else:
349	self.sPfxKind = '0';
350
351	self.sCpu = 'BS3CG1CPU_';
352	assert len(oInstr.asCpuIds) in [0, 1], str(oInstr);
353	if oInstr.asCpuIds:
354	self.sCpu += oInstr.asCpuIds[0].upper();
355	elif oInstr.sMinCpu:
356	self.sCpu += 'GE_' + oInstr.sMinCpu;
357	else:
358	self.sCpu += 'ANY';
359
360	if oInstr.sXcptType:
361	self.sXcptType = 'BS3CG1XCPTTYPE_' + oInstr.sXcptType.upper();
362	else:
363	self.sXcptType = 'BS3CG1XCPTTYPE_NONE';
364
365	def getOperands(self):
366	""" Returns comma separated string of operand values for g_abBs3Cg1Operands. """
367	return ', '.join(['(uint8_t)BS3CG1OP_%s' % (oOp.sType,) for oOp in self.oInstr.aoOperands]);
368
369	def getInstructionEntry(self):
370	""" Returns an array of BS3CG1INSTR member initializers. """
371	sOperands = ', '.join([oOp.sType for oOp in self.oInstr.aoOperands]);
372	if sOperands:
373	sOperands = ' /* ' + sOperands + ' */';
374	return [
375	' /* cbOpcodes = / %s, / %s */' % (len(self.asOpcodes), ' '.join(self.asOpcodes),),
376	' /* cOperands = */ %s,%s' % (len(self.oInstr.aoOperands), sOperands,),
377	' /* cchMnemonic = / %s, / %s */' % (len(self.oInstr.sMnemonic), self.oInstr.sMnemonic,),
378	' /* fAdvanceMnemonic = */ %s,' % ('true' if self.fAdvanceMnemonic else 'false',),
379	' /* offTests = */ %s,' % (self.oTests.offTests,),
380	' /* enmEncoding = */ (unsigned)%s,' % (self.sEncoding,),
381	' /* enmPrefixKind = */ (unsigned)%s,' % (self.sPfxKind,),
382	' /* enmCpuTest = */ (unsigned)%s,' % (self.sCpu,),
383	' /* enmXcptType = */ (unsigned)%s,' % (self.sXcptType,),
384	' /* uUnused = */ 0,',
385	' /* fFlags = */ %s' % (' \| '.join(self.asFlags) if self.asFlags else '0'),
386	];
387
388
389	class Bs3CpuGenerated1Generator(object):
390	"""
391	The generator code for bs3-cpu-generated-1.
392	"""
393
394	def __init__(self):
395	self.aoInstructions = []; # type: Bs3Cg1Instruction
396	self.aoTests = []; # type: Bs3Cg1EncodedTests
397	self.cbTests = 0;
398
399	def addTests(self, oTests, oInstr): # type: (Bs3Cg1EncodedTests, iai.Instruction) -> Bs3Cg1EncodedTests
400	"""
401	Adds oTests to self.aoTests, setting the oTests.offTests member.
402	Checks for and eliminates duplicates.
403	Returns the tests to use.
404	"""
405	# Check for duplicates.
406	for oExisting in self.aoTests:
407	if oTests.isEqual(oExisting):
408	oExisting.aoInstructions.append(oInstr);
409	return oExisting;
410
411	# New test, so add it.
412	oTests.offTests = self.cbTests;
413	self.aoTests.append(oTests);
414	self.cbTests += oTests.cbTests;
415
416	assert not oTests.aoInstructions;
417	oTests.aoInstructions.append(oInstr);
418
419	return oTests;
420
421	def processInstruction(self):
422	"""
423	Processes the IEM specified instructions.
424	Returns success indicator.
425	"""
426
427	#
428	# Group instructions by mnemonic to reduce the number of sub-tests.
429	#
430	for oInstr in sorted(iai.g_aoAllInstructions,
431	key = lambda oInstr: oInstr.sMnemonic + ''.join([oOp.sType for oOp in oInstr.aoOperands])
432	+ (oInstr.sOpcode if oInstr.sOpcode else 'zz')):
433	if oInstr.aoTests:
434	oTests = Bs3Cg1EncodedTests(oInstr);
435	oTests = self.addTests(oTests, oInstr);
436
437	for oMap in oInstr.aoMaps:
438	self.aoInstructions.append(Bs3Cg1Instruction(oMap, oInstr, oTests));
439
440	# Set fAdvanceMnemonic.
441	for iInstr, oInstr in enumerate(self.aoInstructions):
442	oInstr.fAdvanceMnemonic = iInstr + 1 >= len(self.aoInstructions) \
443	or oInstr.oInstr.sMnemonic != self.aoInstructions[iInstr + 1].oInstr.sMnemonic;
444
445	return True;
446
447	def generateCode(self, oOut):
448	"""
449	Generates the C code.
450	Returns success indicator.
451	"""
452
453	# First, a file header.
454	asLines = [
455	'/*',
456	' * Autogenerated by $Id: bs3-cpu-generated-1-data.py 67003 2017-05-22 10:03:15Z vboxsync $ ',
457	' * Do not edit!',
458	' */',
459	'',
460	'/*',
461	' * Copyright (C) 2017 Oracle Corporation',
462	' *',
463	' * This file is part of VirtualBox Open Source Edition (OSE), as',
464	' * available from http://www.virtualbox.org. This file is free software;',
465	' * you can redistribute it and/or modify it under the terms of the GNU',
466	' * General Public License (GPL) as published by the Free Software',
467	' * Foundation, in version 2 as it comes in the "COPYING" file of the',
468	' * VirtualBox OSE distribution. VirtualBox OSE is distributed in the',
469	' * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.',
470	' * ',
471	' * The contents of this file may alternatively be used under the terms',
472	' * of the Common Development and Distribution License Version 1.0',
473	' * (CDDL) only, as it comes in the "COPYING.CDDL" file of the',
474	' * VirtualBox OSE distribution, in which case the provisions of the',
475	' * CDDL are applicable instead of those of the GPL.',
476	' * ',
477	' * You may elect to license modified versions of this file under the',
478	' * terms and conditions of either the GPL or the CDDL or both.',
479	' */',
480	'',
481	'',
482	'#include "bs3-cpu-generated-1.h"',
483	'',
484	'',
485	'#pragma data_seg ("BS3DATA16")',
486	];
487
488	# Generate the g_achBs3Cg1Mnemonics array.
489	asLines += [
490	'const char BS3_FAR_DATA g_achBs3Cg1Mnemonics[] = ',
491	'{',
492	];
493	fAdvanceMnemonic = True;
494	for oInstr in self.aoInstructions:
495	if fAdvanceMnemonic:
496	asLines.append(' \"%s\"' % (oInstr.oInstr.sMnemonic,));
497	fAdvanceMnemonic = oInstr.fAdvanceMnemonic;
498	asLines += [
499	'};',
500	'',
501	'',
502	];
503
504	# Generate the g_abBs3Cg1Opcodes array.
505	asLines += [
506	'const uint8_t BS3_FAR_DATA g_abBs3Cg1Opcodes[] = ',
507	'{',
508	];
509	for oInstr in self.aoInstructions:
510	asLines.append(' ' + ', '.join(oInstr.asOpcodes) + ',');
511	asLines += [
512	'};',
513	'',
514	'',
515	];
516
517	# Generate the g_abBs3Cg1Opcodes array.
518	asLines += [
519	'const uint8_t BS3_FAR_DATA g_abBs3Cg1Operands[] = ',
520	'{',
521	];
522	cOperands = 0;
523	for oInstr in self.aoInstructions:
524	if oInstr.oInstr.aoOperands:
525	cOperands += len(oInstr.oInstr.aoOperands);
526	asLines.append(' ' + oInstr.getOperands() + ', /* %s */' % (oInstr.oInstr.sStats,));
527	else:
528	asLines.append(' /* none */');
529	if not cOperands:
530	asLines.append(' 0 /* dummy */');
531	asLines += [
532	'};',
533	'',
534	'',
535	];
536
537	# Generate the g_abBs3Cg1Operands array.
538	asLines += [
539	'const BS3CG1INSTR BS3_FAR_DATA g_aBs3Cg1Instructions[] = ',
540	'{',
541	];
542	for oInstr in self.aoInstructions:
543	asLines.append(' {');
544	asLines += oInstr.getInstructionEntry();
545	asLines.append(' },');
546	asLines += [
547	'};',
548	'const uint16_t BS3_FAR_DATA g_cBs3Cg1Instructions = RT_ELEMENTS(g_aBs3Cg1Instructions);',
549	'',
550	'',
551	];
552
553	# Generate the g_abBs3Cg1Tests array.
554	asLines += [
555	'const uint8_t BS3_FAR_DATA g_abBs3Cg1Tests[] = ',
556	'{',
557	];
558	for oTests in self.aoTests:
559	asLines.append(' /*');
560	asLines.append(' * offTests=%s' % (oTests.offTests,));
561	asLines.append(' * Instructions: %s' % (', '.join([oInstr.sStats for oInstr in oTests.aoInstructions]),));
562	asLines.append(' */');
563	asLines += oTests.asLines;
564	asLines += [
565	'};',
566	'',
567	];
568
569
570	#/** The test data that BS3CG1INSTR.
571	# * In order to simplify generating these, we use a byte array. */
572	#extern const uint8_t BS3_FAR_DATA g_abBs3Cg1Tests[];
573
574
575	oOut.write('\n'.join(asLines));
576	return True;
577
578
579	def usage(self):
580	""" Prints usage. """
581	print('usage: bs3-cpu-generated-1-data.py [output file\|-]');
582	return 0;
583
584	def main(self, asArgs):
585	"""
586	C-like main function.
587	Returns exit code.
588	"""
589
590	#
591	# Quick argument parsing.
592	#
593	if len(asArgs) == 1:
594	sOutFile = '-';
595	elif len(asArgs) != 2:
596	print('syntax error! Expected exactly one argument.');
597	return 2;
598	elif asArgs[1] in [ '-h', '-?', '--help' ]:
599	return self.usage();
600	else:
601	sOutFile = asArgs[1];
602
603	#
604	# Process the instructions specified in the IEM sources.
605	#
606	if self.processInstruction():
607
608	#
609	# Open the output file and generate the code.
610	#
611	if sOutFile == '-':
612	oOut = sys.stdout;
613	else:
614	try:
615	oOut = open(sOutFile, 'w');
616	except Exception as oXcpt:
617	print('error! Failed open "%s" for writing: %s' % (sOutFile, oXcpt,));
618	return 1;
619	if self.generateCode(oOut):
620	return 0;
621
622	return 1;
623
624
625	if __name__ == '__main__':
626	sys.exit(Bs3CpuGenerated1Generator().main(sys.argv));
627
628

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source: vbox/trunk/src/VBox/ValidationKit/bootsectors/bs3-cpu-generated-1-data.py@ 67015

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