mirror of
https://github.com/fadden/6502bench.git
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55f0230e6f
The ACME assembler gets upset if you use "not" as a label. We now avoid doing so, using a generalized implementation of the opcode mnemonic rename code. (Issue #112.) Renamed a label to "not" in the 20081-label-localizer test.
886 lines
37 KiB
C#
886 lines
37 KiB
C#
/*
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* Copyright 2019 faddenSoft
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Diagnostics;
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using System.IO;
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using System.Text;
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using Asm65;
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using CommonUtil;
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namespace SourceGen.AsmGen {
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#region IGenerator
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/// <summary>
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/// Generate source code compatible with the ACME assembler
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/// (https://sourceforge.net/projects/acme-crossass/).
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/// </summary>
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public class GenAcme : IGenerator {
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// The ACME docs say that ACME sources should use the ".a" extension. However, this
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// is already used for static libraries on UNIX systems, which means filename
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// completion in shells tends to ignore them, and it can cause confusion in
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// makefile rules. Since ".S" is pretty universal for assembly language sources,
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// I'm sticking with that.
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private const string ASM_FILE_SUFFIX = "_acme.S"; // must start with underscore
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// IGenerator
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public DisasmProject Project { get; private set; }
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// IGenerator
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public Formatter SourceFormatter { get; private set; }
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// IGenerator
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public AppSettings Settings { get; private set; }
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// IGenerator
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public AssemblerQuirks Quirks { get; private set; }
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// IGenerator
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public LabelLocalizer Localizer { get { return mLocalizer; } }
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// IGenerator
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public int StartOffset { get { return 0; } }
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/// <summary>
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/// Working directory, i.e. where we write our output file(s).
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/// </summary>
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private string mWorkDirectory;
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/// <summary>
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/// If set, long labels get their own line.
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/// </summary>
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private bool mLongLabelNewLine;
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/// <summary>
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/// Output column widths.
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/// </summary>
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private int[] mColumnWidths;
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/// <summary>
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/// Base filename. Typically the project file name without the ".dis65" extension.
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/// </summary>
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private string mFileNameBase;
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/// <summary>
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/// StringBuilder to use when composing a line. Held here to reduce allocations.
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/// </summary>
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private StringBuilder mLineBuilder = new StringBuilder(100);
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/// <summary>
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/// Label localization helper.
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/// </summary>
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private LabelLocalizer mLocalizer;
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/// <summary>
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/// Stream to send the output to.
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/// </summary>
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private StreamWriter mOutStream;
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/// <summary>
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/// Output mode; determines how ORG is handled.
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/// </summary>
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private enum OutputMode {
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Unknown = 0, Loadable = 1, Streamable = 2
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}
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private OutputMode mOutputMode;
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/// <summary>
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/// Current pseudo-PC depth. 0 is the "real" PC.
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/// </summary>
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private int mPcDepth;
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private bool mFirstIsOpen;
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/// <summary>
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/// Holds detected version of configured assembler.
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/// </summary>
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private CommonUtil.Version mAsmVersion = CommonUtil.Version.NO_VERSION;
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// Version we're coded against.
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private static CommonUtil.Version V0_96_4 = new CommonUtil.Version(0, 96, 4);
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private static CommonUtil.Version V0_97 = new CommonUtil.Version(0, 97);
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// v0.97 started treating '\' in constants as an escape character.
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private bool mBackslashEscapes = true;
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// Pseudo-op string constants.
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private static PseudoOp.PseudoOpNames sDataOpNames =
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new PseudoOp.PseudoOpNames(new Dictionary<string, string> {
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{ "EquDirective", "=" },
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//VarDirective
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{ "ArStartDirective", "!pseudopc" },
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{ "ArEndDirective", "}" },
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//RegWidthDirective // !al, !as, !rl, !rs
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//DataBankDirective
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{ "DefineData1", "!byte" },
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{ "DefineData2", "!word" },
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{ "DefineData3", "!24" },
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{ "DefineData4", "!32" },
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//DefineBigData2
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//DefineBigData3
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//DefineBigData4
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{ "Fill", "!fill" },
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{ "Dense", "!hex" },
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{ "Uninit", "!skip" },
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//Junk
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{ "Align", "!align" },
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{ "StrGeneric", "!text" }, // can use !xor for high ASCII
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//StrReverse
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//StrNullTerm
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//StrLen8
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//StrLen16
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//StrDci
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});
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// IGenerator
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public void GetDefaultDisplayFormat(out PseudoOp.PseudoOpNames pseudoOps,
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out Formatter.FormatConfig formatConfig) {
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pseudoOps = sDataOpNames;
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formatConfig = new Formatter.FormatConfig();
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SetFormatConfigValues(ref formatConfig);
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}
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// IGenerator
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public void Configure(DisasmProject project, string workDirectory, string fileNameBase,
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AssemblerVersion asmVersion, AppSettings settings) {
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Debug.Assert(project != null);
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Debug.Assert(!string.IsNullOrEmpty(workDirectory));
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Debug.Assert(!string.IsNullOrEmpty(fileNameBase));
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Project = project;
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Quirks = new AssemblerQuirks();
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if (asmVersion != null) {
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mAsmVersion = asmVersion.Version; // Use the actual version.
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} else {
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mAsmVersion = V0_97; // No assembler installed, use default.
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}
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// ACME isn't a single-pass assembler, but the code that determines label widths
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// only runs in the first pass and doesn't get corrected. So unlike cc65, which
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// generates correct zero-page acceses once the label's value is known, ACME
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// uses 16-bit addressing to zero-page labels for backward references if there
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// are any forward references at all. The easy way to deal with this is to make
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// all zero-page label references have explicit widths.
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//
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// Example:
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// * = $1000
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// jmp zero
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// !pseudopc $0000 {
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// zero nop
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// lda zero
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// rts
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// }
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Quirks.SinglePassAssembler = true;
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Quirks.SinglePassNoLabelCorrection = true;
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if (mAsmVersion < V0_97) {
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Quirks.BlockMoveArgsNoHash = true;
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mBackslashEscapes = false;
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}
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mWorkDirectory = workDirectory;
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mFileNameBase = fileNameBase;
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Settings = settings;
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mLongLabelNewLine = Settings.GetBool(AppSettings.SRCGEN_LONG_LABEL_NEW_LINE, false);
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AssemblerConfig config = AssemblerConfig.GetConfig(settings,
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AssemblerInfo.Id.Acme);
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mColumnWidths = (int[])config.ColumnWidths.Clone();
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// ACME wants the entire file to be loadable into a 64KB memory area. If the
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// initial address is too large, a file smaller than 64KB might overrun the bank
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// boundary and cause a failure. In that case we want to set the initial address
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// to zero and "stream" the rest.
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int firstAddr = project.AddrMap.OffsetToAddress(0);
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if (firstAddr == Address.NON_ADDR) {
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firstAddr = 0;
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}
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if (firstAddr + project.FileDataLength > 65536) {
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mOutputMode = OutputMode.Streamable;
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} else {
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mOutputMode = OutputMode.Loadable;
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}
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}
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/// <summary>
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/// Configures the assembler-specific format items.
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/// </summary>
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private void SetFormatConfigValues(ref Formatter.FormatConfig config) {
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config.mSuppressImpliedAcc = true;
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config.mOperandWrapLen = 64;
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config.mForceDirectOpcodeSuffix = "+1";
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config.mForceAbsOpcodeSuffix = "+2";
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config.mForceLongOpcodeSuffix = "+3";
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config.mForceDirectOperandPrefix = string.Empty;
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config.mForceAbsOperandPrefix = string.Empty;
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config.mForceLongOperandPrefix = string.Empty;
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config.mLocalVariableLabelPrefix = ".";
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config.mEndOfLineCommentDelimiter = ";";
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config.mFullLineCommentDelimiterBase = ";";
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config.mBoxLineCommentDelimiter = ";";
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config.mNonUniqueLabelPrefix = "@";
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config.mCommaSeparatedDense = false;
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config.mExpressionMode = Formatter.FormatConfig.ExpressionMode.Common;
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Formatter.DelimiterSet charSet = new Formatter.DelimiterSet();
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charSet.Set(CharEncoding.Encoding.Ascii, Formatter.SINGLE_QUOTE_DELIM);
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charSet.Set(CharEncoding.Encoding.HighAscii,
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new Formatter.DelimiterDef(string.Empty, '\'', '\'', " | $80"));
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config.mCharDelimiters = charSet;
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}
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// IGenerator
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public GenerationResults GenerateSource(BackgroundWorker worker) {
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List<string> pathNames = new List<string>(1);
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string fileName = mFileNameBase + ASM_FILE_SUFFIX;
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string pathName = Path.Combine(mWorkDirectory, fileName);
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pathNames.Add(pathName);
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Formatter.FormatConfig config = new Formatter.FormatConfig();
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GenCommon.ConfigureFormatterFromSettings(Settings, ref config);
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SetFormatConfigValues(ref config);
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SourceFormatter = new Formatter(config);
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string msg = string.Format(Res.Strings.PROGRESS_GENERATING_FMT, pathName);
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worker.ReportProgress(0, msg);
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mLocalizer = new LabelLocalizer(Project);
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// While '.' labels are limited to the current zone, '@' labels are visible
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// between global labels. (This is poorly documented.)
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mLocalizer.LocalPrefix = "@";
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mLocalizer.QuirkNoOpcodeMnemonics = true;
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mLocalizer.ReservedWords = new List<string>() { "NOT" };
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mLocalizer.Analyze();
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mPcDepth = 0;
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mFirstIsOpen = true;
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// Use UTF-8 encoding, without a byte-order mark.
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using (StreamWriter sw = new StreamWriter(pathName, false, new UTF8Encoding(false))) {
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mOutStream = sw;
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if (Settings.GetBool(AppSettings.SRCGEN_ADD_IDENT_COMMENT, false)) {
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OutputLine(SourceFormatter.FullLineCommentDelimiter +
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string.Format(Res.Strings.GENERATED_FOR_VERSION_FMT,
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"acme", mAsmVersion, AsmAcme.OPTIONS));
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}
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if (HasNonZeroBankCode()) {
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// don't try
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OutputLine(SourceFormatter.FullLineCommentDelimiter +
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"ACME can't handle 65816 code that lives outside bank zero");
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int firstAddr = Project.AddrMap.OffsetToAddress(0);
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AddressMap.AddressRegion fakeRegion = new AddressMap.AddressRegion(0,
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Project.FileData.Length, firstAddr);
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OutputArDirective(new AddressMap.AddressChange(true,
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0, firstAddr, fakeRegion, true));
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OutputDenseHex(0, Project.FileData.Length, string.Empty, string.Empty);
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OutputArDirective(new AddressMap.AddressChange(false,
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0, firstAddr, fakeRegion, true));
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} else {
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GenCommon.Generate(this, sw, worker);
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}
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}
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mOutStream = null;
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return new GenerationResults(pathNames, string.Empty);
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}
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/// <summary>
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/// Determines whether the project has any code assembled outside bank zero.
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/// </summary>
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private bool HasNonZeroBankCode() {
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if (Project.CpuDef.HasAddr16) {
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// Not possible on this CPU.
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return false;
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}
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foreach (AddressMap.AddressMapEntry ent in Project.AddrMap) {
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if (ent.Address > 0xffff) {
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return true;
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}
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}
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return false;
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}
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// IGenerator
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public void OutputAsmConfig() {
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CpuDef cpuDef = Project.CpuDef;
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string cpuStr;
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if (cpuDef.Type == CpuDef.CpuType.Cpu65816) {
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cpuStr = "65816";
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} else if (cpuDef.Type == CpuDef.CpuType.Cpu65C02) {
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cpuStr = "65c02";
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} else if (cpuDef.Type == CpuDef.CpuType.CpuW65C02) {
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cpuStr = "w65c02";
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} else if (cpuDef.Type == CpuDef.CpuType.Cpu6502 && cpuDef.HasUndocumented) {
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cpuStr = "6510";
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} else {
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cpuStr = "6502";
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}
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OutputLine(string.Empty, SourceFormatter.FormatPseudoOp("!cpu"), cpuStr, string.Empty);
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}
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// IGenerator
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public string ModifyOpcode(int offset, OpDef op) {
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if (op.IsUndocumented) {
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if (Project.CpuDef.Type == CpuDef.CpuType.Cpu65C02 ||
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Project.CpuDef.Type == CpuDef.CpuType.CpuW65C02) {
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// none of the "LDD" stuff is handled
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return null;
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}
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if ((op.Mnemonic == OpName.ANC && op.Opcode != 0x0b) ||
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(op.Mnemonic == OpName.JAM && op.Opcode != 0x02)) {
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// There are multiple opcodes that match the mnemonic. Output the
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// mnemonic for the first one and hex for the rest.
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return null;
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} else if (op.Mnemonic == OpName.NOP || op.Mnemonic == OpName.DOP ||
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op.Mnemonic == OpName.TOP) {
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// the various undocumented no-ops aren't handled
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return null;
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} else if (op.Mnemonic == OpName.SBC) {
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// this is the alternate reference to SBC
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return null;
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} else if (op == OpDef.OpALR_Imm) {
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// ACME wants "ASR" instead for $4b
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return "asr";
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} else if (op == OpDef.OpLAX_Imm) {
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// ACME spits out an error on $ab
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return null;
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}
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}
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if (op == OpDef.OpWDM_WDM || op == OpDef.OpBRK_StackInt) {
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// ACME doesn't like these to have an operand. Output as hex.
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return null;
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}
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return string.Empty; // indicate original is fine
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}
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// IGenerator
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public FormatDescriptor ModifyInstructionOperandFormat(int offset, FormatDescriptor dfd,
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int operand) {
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return dfd;
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}
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// IGenerator
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public void UpdateCharacterEncoding(FormatDescriptor dfd) { }
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// IGenerator
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public void GenerateShortSequence(int offset, int length, out string opcode,
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out string operand) {
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Debug.Assert(length >= 1 && length <= 4);
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// Use a comma-separated list of individual hex bytes.
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opcode = sDataOpNames.DefineData1;
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StringBuilder sb = new StringBuilder(length * 4);
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for (int i = 0; i < length; i++) {
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if (i != 0) {
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sb.Append(',');
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}
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sb.Append(SourceFormatter.FormatHexValue(Project.FileData[offset + i], 2));
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}
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operand = sb.ToString();
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}
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// IGenerator
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public void OutputDataOp(int offset) {
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Formatter formatter = SourceFormatter;
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byte[] data = Project.FileData;
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Anattrib attr = Project.GetAnattrib(offset);
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string labelStr = string.Empty;
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if (attr.Symbol != null) {
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labelStr = mLocalizer.ConvLabel(attr.Symbol.Label);
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}
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string commentStr = SourceFormatter.FormatEolComment(Project.Comments[offset]);
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string opcodeStr, operandStr;
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FormatDescriptor dfd = attr.DataDescriptor;
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Debug.Assert(dfd != null);
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int length = dfd.Length;
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Debug.Assert(length > 0);
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bool multiLine = false;
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switch (dfd.FormatType) {
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case FormatDescriptor.Type.Default:
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if (length != 1) {
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Debug.Assert(false);
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length = 1;
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}
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opcodeStr = sDataOpNames.DefineData1;
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int operand = RawData.GetWord(data, offset, length, false);
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operandStr = formatter.FormatHexValue(operand, length * 2);
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break;
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case FormatDescriptor.Type.NumericLE:
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opcodeStr = sDataOpNames.GetDefineData(length);
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operand = RawData.GetWord(data, offset, length, false);
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operandStr = PseudoOp.FormatNumericOperand(formatter, Project.SymbolTable,
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mLocalizer.LabelMap, dfd, operand, length,
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PseudoOp.FormatNumericOpFlags.OmitLabelPrefixSuffix);
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break;
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case FormatDescriptor.Type.NumericBE:
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opcodeStr = sDataOpNames.GetDefineBigData(length);
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if (string.IsNullOrEmpty(opcodeStr)) {
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// Nothing defined, output as comma-separated single-byte values.
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GenerateShortSequence(offset, length, out opcodeStr, out operandStr);
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} else {
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operand = RawData.GetWord(data, offset, length, true);
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operandStr = PseudoOp.FormatNumericOperand(formatter, Project.SymbolTable,
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mLocalizer.LabelMap, dfd, operand, length,
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PseudoOp.FormatNumericOpFlags.OmitLabelPrefixSuffix);
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}
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break;
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case FormatDescriptor.Type.Fill:
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opcodeStr = sDataOpNames.Fill;
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operandStr = length + "," + formatter.FormatHexValue(data[offset], 2);
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break;
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case FormatDescriptor.Type.Dense:
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multiLine = true;
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opcodeStr = operandStr = null;
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OutputDenseHex(offset, length, labelStr, commentStr);
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break;
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case FormatDescriptor.Type.Uninit:
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case FormatDescriptor.Type.Junk:
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bool canAlign = (dfd.FormatType == FormatDescriptor.Type.Junk);
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int fillVal = Helper.CheckRangeHoldsSingleValue(data, offset, length);
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if (canAlign && fillVal >= 0 &&
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GenCommon.CheckJunkAlign(offset, dfd, Project.AddrMap)) {
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// !align ANDVALUE, EQUALVALUE [, FILLVALUE]
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opcodeStr = sDataOpNames.Align;
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int alignVal = 1 << FormatDescriptor.AlignmentToPower(dfd.FormatSubType);
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operandStr = (alignVal - 1).ToString() +
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",0," + formatter.FormatHexValue(fillVal, 2);
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} else if (fillVal >= 0 && (length > 1 || fillVal == 0x00)) {
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// If multi-byte, or single byte and zero, treat same as Fill.
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opcodeStr = sDataOpNames.Fill;
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operandStr = length + "," + formatter.FormatHexValue(fillVal, 2);
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} else {
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// treat same as Dense
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multiLine = true;
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opcodeStr = operandStr = null;
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OutputDenseHex(offset, length, labelStr, commentStr);
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}
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break;
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case FormatDescriptor.Type.StringGeneric:
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case FormatDescriptor.Type.StringReverse:
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case FormatDescriptor.Type.StringNullTerm:
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case FormatDescriptor.Type.StringL8:
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case FormatDescriptor.Type.StringL16:
|
|
case FormatDescriptor.Type.StringDci:
|
|
multiLine = true;
|
|
opcodeStr = operandStr = null;
|
|
OutputString(offset, labelStr, commentStr);
|
|
break;
|
|
default:
|
|
opcodeStr = "???";
|
|
operandStr = "***";
|
|
break;
|
|
}
|
|
|
|
if (!multiLine) {
|
|
opcodeStr = formatter.FormatPseudoOp(opcodeStr);
|
|
OutputLine(labelStr, opcodeStr, operandStr, commentStr);
|
|
}
|
|
}
|
|
|
|
private void OutputDenseHex(int offset, int length, string labelStr, string commentStr) {
|
|
Formatter formatter = SourceFormatter;
|
|
byte[] data = Project.FileData;
|
|
int maxPerLine = formatter.OperandWrapLen / formatter.CharsPerDenseByte;
|
|
|
|
string opcodeStr = formatter.FormatPseudoOp(sDataOpNames.Dense);
|
|
for (int i = 0; i < length; i += maxPerLine) {
|
|
int subLen = length - i;
|
|
if (subLen > maxPerLine) {
|
|
subLen = maxPerLine;
|
|
}
|
|
string operandStr = formatter.FormatDenseHex(data, offset + i, subLen);
|
|
|
|
OutputLine(labelStr, opcodeStr, operandStr, commentStr);
|
|
labelStr = commentStr = string.Empty;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Outputs formatted data in an unformatted way, because the code generator couldn't
|
|
/// figure out how to do something better.
|
|
/// </summary>
|
|
private void OutputNoJoy(int offset, int length, string labelStr, string commentStr) {
|
|
byte[] data = Project.FileData;
|
|
Debug.Assert(length > 0);
|
|
Debug.Assert(offset >= 0 && offset < data.Length);
|
|
|
|
bool singleValue = true;
|
|
byte val = data[offset];
|
|
for (int i = 1; i < length; i++) {
|
|
if (data[offset + i] != val) {
|
|
singleValue = false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (singleValue && length > 1) {
|
|
string opcodeStr = SourceFormatter.FormatPseudoOp(sDataOpNames.Fill);
|
|
string operandStr = length + "," + SourceFormatter.FormatHexValue(val, 2);
|
|
OutputLine(labelStr, opcodeStr, operandStr, commentStr);
|
|
} else {
|
|
OutputDenseHex(offset, length, labelStr, commentStr);
|
|
}
|
|
}
|
|
|
|
// IGenerator
|
|
public void OutputEquDirective(string name, string valueStr, string comment) {
|
|
OutputLine(name, SourceFormatter.FormatPseudoOp(sDataOpNames.EquDirective),
|
|
valueStr, SourceFormatter.FormatEolComment(comment));
|
|
}
|
|
|
|
// IGenerator
|
|
public void OutputLocalVariableTable(int offset, List<DefSymbol> newDefs,
|
|
LocalVariableTable allDefs) {
|
|
// We can do better here, but it requires knowing whether anything in "newDefs"
|
|
// overwrote a previous entry. If everything is new, we don't need to start
|
|
// a new zone, and can just output newDefs. (We don't need to start a new zone
|
|
// on a "clear previous".)
|
|
OutputLine(string.Empty, "!zone", "Z" + offset.ToString("x6"), string.Empty);
|
|
for (int i = 0; i < allDefs.Count; i++) {
|
|
DefSymbol defSym = allDefs[i];
|
|
|
|
string valueStr = PseudoOp.FormatNumericOperand(SourceFormatter,
|
|
Project.SymbolTable, null, defSym.DataDescriptor, defSym.Value, 1,
|
|
PseudoOp.FormatNumericOpFlags.OmitLabelPrefixSuffix);
|
|
OutputEquDirective(SourceFormatter.FormatVariableLabel(defSym.Label),
|
|
valueStr, defSym.Comment);
|
|
}
|
|
}
|
|
|
|
// IGenerator
|
|
public void OutputArDirective(CommonUtil.AddressMap.AddressChange change) {
|
|
// This is similar in operation to the AsmTass64 implementation. See comments there.
|
|
Debug.Assert(mPcDepth >= 0);
|
|
int nextAddress = change.Address;
|
|
if (nextAddress == Address.NON_ADDR) {
|
|
// Start non-addressable regions at zero to ensure they don't overflow bank.
|
|
nextAddress = 0;
|
|
}
|
|
if (change.IsStart) {
|
|
if (change.Region.HasValidPreLabel) {
|
|
string labelStr = mLocalizer.ConvLabel(change.Region.PreLabel);
|
|
OutputLine(labelStr, string.Empty, string.Empty, string.Empty);
|
|
}
|
|
if (mPcDepth == 0 && mFirstIsOpen) {
|
|
mPcDepth++;
|
|
|
|
// Set the "real" PC for the first address change. If we're in "loadable"
|
|
// mode, just set "*=". If we're in "streaming" mode, we set "*=" to zero
|
|
// and then use a pseudo-PC.
|
|
if (mOutputMode == OutputMode.Loadable) {
|
|
OutputLine("*", "=", SourceFormatter.FormatHexValue(nextAddress, 4),
|
|
string.Empty);
|
|
return;
|
|
} else {
|
|
// set the real PC to address zero to ensure we get a full 64KB
|
|
OutputLine("*", "=", SourceFormatter.FormatHexValue(0, 4), string.Empty);
|
|
}
|
|
}
|
|
AddressMap.AddressRegion region = change.Region;
|
|
string addrStr;
|
|
if (region.HasValidIsRelative) {
|
|
int diff = nextAddress - region.PreLabelAddress;
|
|
string pfxStr;
|
|
if (diff >= 0) {
|
|
pfxStr = "*+";
|
|
} else {
|
|
pfxStr = "*-";
|
|
diff = -diff;
|
|
}
|
|
addrStr = pfxStr + SourceFormatter.FormatHexValue(diff, 4);
|
|
} else {
|
|
addrStr = SourceFormatter.FormatHexValue(nextAddress, 4);
|
|
}
|
|
OutputLine(string.Empty,
|
|
SourceFormatter.FormatPseudoOp(sDataOpNames.ArStartDirective),
|
|
addrStr + " {",
|
|
string.Empty);
|
|
mPcDepth++;
|
|
} else {
|
|
mPcDepth--;
|
|
if (mPcDepth > 0 || !mFirstIsOpen) {
|
|
// close previous block
|
|
OutputLine(string.Empty,
|
|
SourceFormatter.FormatPseudoOp(sDataOpNames.ArEndDirective),
|
|
string.Empty, string.Empty);
|
|
//";" + SourceFormatter.FormatPseudoOp(sDataOpNames.ArStartDirective));
|
|
} else {
|
|
// mark initial "*=" region as closed, but don't output anything
|
|
mFirstIsOpen = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
// IGenerator
|
|
public void FlushArDirectives() { }
|
|
|
|
// IGenerator
|
|
public void OutputRegWidthDirective(int offset, int prevM, int prevX, int newM, int newX) {
|
|
if (prevM != newM) {
|
|
string mop = (newM == 0) ? "!al" : "!as";
|
|
OutputLine(string.Empty, SourceFormatter.FormatPseudoOp(mop),
|
|
string.Empty, string.Empty);
|
|
}
|
|
if (prevX != newX) {
|
|
string xop = (newX == 0) ? "!rl" : "!rs";
|
|
OutputLine(string.Empty, SourceFormatter.FormatPseudoOp(xop),
|
|
string.Empty, string.Empty);
|
|
}
|
|
}
|
|
|
|
// IGenerator
|
|
public void OutputLine(string fullLine) {
|
|
mOutStream.WriteLine(fullLine);
|
|
}
|
|
|
|
// IGenerator
|
|
public void OutputLine(string label, string opcode, string operand, string comment) {
|
|
// Break the line if the label is long and it's not a .EQ directive.
|
|
if (!string.IsNullOrEmpty(label) &&
|
|
!string.Equals(opcode, sDataOpNames.EquDirective,
|
|
StringComparison.InvariantCultureIgnoreCase)) {
|
|
|
|
if (mLongLabelNewLine && label.Length >= mColumnWidths[0]) {
|
|
mOutStream.WriteLine(label);
|
|
label = string.Empty;
|
|
}
|
|
}
|
|
|
|
mLineBuilder.Clear();
|
|
TextUtil.AppendPaddedString(mLineBuilder, label, 0);
|
|
TextUtil.AppendPaddedString(mLineBuilder, opcode, mColumnWidths[0]);
|
|
TextUtil.AppendPaddedString(mLineBuilder, operand,
|
|
mColumnWidths[0] + mColumnWidths[1]);
|
|
TextUtil.AppendPaddedString(mLineBuilder, comment,
|
|
mColumnWidths[0] + mColumnWidths[1] + mColumnWidths[2]);
|
|
|
|
mOutStream.WriteLine(mLineBuilder.ToString());
|
|
}
|
|
|
|
private void OutputString(int offset, string labelStr, string commentStr) {
|
|
Formatter formatter = SourceFormatter;
|
|
byte[] data = Project.FileData;
|
|
Anattrib attr = Project.GetAnattrib(offset);
|
|
FormatDescriptor dfd = attr.DataDescriptor;
|
|
Debug.Assert(dfd != null);
|
|
Debug.Assert(dfd.IsString);
|
|
Debug.Assert(dfd.Length > 0);
|
|
|
|
string opcodeStr;
|
|
CharEncoding.Convert charConv;
|
|
switch (dfd.FormatSubType) {
|
|
case FormatDescriptor.SubType.Ascii:
|
|
opcodeStr = sDataOpNames.StrGeneric;
|
|
charConv = CharEncoding.ConvertAscii;
|
|
break;
|
|
case FormatDescriptor.SubType.HighAscii:
|
|
opcodeStr = sDataOpNames.StrGeneric;
|
|
charConv = CharEncoding.ConvertHighAscii;
|
|
break;
|
|
case FormatDescriptor.SubType.C64Petscii:
|
|
opcodeStr = "!pet";
|
|
charConv = CharEncoding.ConvertC64Petscii;
|
|
break;
|
|
case FormatDescriptor.SubType.C64Screen:
|
|
opcodeStr = "!scr";
|
|
charConv = CharEncoding.ConvertC64ScreenCode;
|
|
break;
|
|
default:
|
|
Debug.Assert(false);
|
|
OutputNoJoy(offset, dfd.Length, labelStr, commentStr);
|
|
return;
|
|
}
|
|
|
|
int leadingBytes = 0;
|
|
|
|
switch (dfd.FormatType) {
|
|
case FormatDescriptor.Type.StringGeneric:
|
|
case FormatDescriptor.Type.StringReverse:
|
|
case FormatDescriptor.Type.StringNullTerm:
|
|
case FormatDescriptor.Type.StringDci:
|
|
// Last byte may be output as hex.
|
|
break;
|
|
case FormatDescriptor.Type.StringL8:
|
|
// Length byte will be output as hex.
|
|
leadingBytes = 1;
|
|
break;
|
|
case FormatDescriptor.Type.StringL16:
|
|
// Length byte will be output as hex.
|
|
leadingBytes = 2;
|
|
break;
|
|
default:
|
|
Debug.Assert(false);
|
|
return;
|
|
}
|
|
|
|
StringOpFormatter stropf = new StringOpFormatter(SourceFormatter,
|
|
Formatter.DOUBLE_QUOTE_DELIM, StringOpFormatter.RawOutputStyle.CommaSep, charConv,
|
|
mBackslashEscapes);
|
|
stropf.FeedBytes(data, offset, dfd.Length, leadingBytes,
|
|
StringOpFormatter.ReverseMode.Forward);
|
|
|
|
if (dfd.FormatSubType == FormatDescriptor.SubType.HighAscii && stropf.HasEscapedText) {
|
|
// Can't !xor the output, because while it works for string data it
|
|
// also flips the high bits on the unprintable bytes we output as raw hex.
|
|
// We'd need to tell the string formatter to flip the high bit on the byte.
|
|
OutputNoJoy(offset, dfd.Length, labelStr, commentStr);
|
|
return;
|
|
}
|
|
|
|
if (dfd.FormatSubType == FormatDescriptor.SubType.HighAscii) {
|
|
OutputLine(string.Empty, "!xor", "$80 {", string.Empty);
|
|
}
|
|
foreach (string str in stropf.Lines) {
|
|
OutputLine(labelStr, opcodeStr, str, commentStr);
|
|
labelStr = commentStr = string.Empty; // only show on first
|
|
}
|
|
if (dfd.FormatSubType == FormatDescriptor.SubType.HighAscii) {
|
|
OutputLine(string.Empty, "}", string.Empty, string.Empty);
|
|
}
|
|
}
|
|
}
|
|
|
|
#endregion IGenerator
|
|
|
|
|
|
#region IAssembler
|
|
|
|
/// <summary>
|
|
/// Cross-assembler execution interface.
|
|
/// </summary>
|
|
public class AsmAcme : IAssembler {
|
|
public const string OPTIONS = "";
|
|
|
|
// Paths from generator.
|
|
private List<string> mPathNames;
|
|
|
|
// Directory to make current before executing assembler.
|
|
private string mWorkDirectory;
|
|
|
|
|
|
// IAssembler
|
|
public void GetExeIdentifiers(out string humanName, out string exeName) {
|
|
humanName = "ACME Assembler";
|
|
exeName = "acme";
|
|
}
|
|
|
|
// IAssembler
|
|
public AssemblerConfig GetDefaultConfig() {
|
|
return new AssemblerConfig(string.Empty, new int[] { 8, 8, 11, 73 });
|
|
}
|
|
|
|
// IAssembler
|
|
public AssemblerVersion QueryVersion() {
|
|
AssemblerConfig config =
|
|
AssemblerConfig.GetConfig(AppSettings.Global, AssemblerInfo.Id.Acme);
|
|
if (config == null || string.IsNullOrEmpty(config.ExecutablePath)) {
|
|
return null;
|
|
}
|
|
|
|
ShellCommand cmd = new ShellCommand(config.ExecutablePath, "--version",
|
|
Directory.GetCurrentDirectory(), null);
|
|
cmd.Execute();
|
|
if (string.IsNullOrEmpty(cmd.Stdout)) {
|
|
return null;
|
|
}
|
|
|
|
// Windows - Stdout: "This is ACME, release 0.96.4 ("Fenchurch"), 22 Dec 2017 ..."
|
|
// Linux - Stderr: "This is ACME, release 0.96.4 ("Fenchurch"), 20 Apr 2019 ..."
|
|
|
|
const string PREFIX = "release ";
|
|
string str = cmd.Stdout;
|
|
int start = str.IndexOf(PREFIX);
|
|
int end = (start < 0) ? -1 : str.IndexOf(' ', start + PREFIX.Length + 1);
|
|
|
|
if (start < 0 || end < 0 || start + PREFIX.Length >= end) {
|
|
Debug.WriteLine("Couldn't find version in " + str);
|
|
return null;
|
|
}
|
|
start += PREFIX.Length;
|
|
string versionStr = str.Substring(start, end - start);
|
|
CommonUtil.Version version = CommonUtil.Version.Parse(versionStr);
|
|
if (!version.IsValid) {
|
|
return null;
|
|
}
|
|
return new AssemblerVersion(versionStr, version);
|
|
}
|
|
|
|
// IAssembler
|
|
public void Configure(GenerationResults results, string workDirectory) {
|
|
// Clone pathNames, in case the caller decides to modify the original.
|
|
mPathNames = CommonUtil.Container.CopyStringList(results.PathNames);
|
|
mWorkDirectory = workDirectory;
|
|
}
|
|
|
|
// IAssembler
|
|
public AssemblerResults RunAssembler(BackgroundWorker worker) {
|
|
// Reduce input file to a partial path if possible. This is really just to make
|
|
// what we display to the user a little easier to read.
|
|
string pathName = mPathNames[0];
|
|
if (pathName.StartsWith(mWorkDirectory)) {
|
|
pathName = pathName.Remove(0, mWorkDirectory.Length + 1);
|
|
} else {
|
|
// Unexpected, but shouldn't be a problem.
|
|
Debug.WriteLine("NOTE: source file is not in work directory");
|
|
}
|
|
|
|
AssemblerConfig config =
|
|
AssemblerConfig.GetConfig(AppSettings.Global, AssemblerInfo.Id.Acme);
|
|
if (string.IsNullOrEmpty(config.ExecutablePath)) {
|
|
Debug.WriteLine("Assembler not configured");
|
|
return null;
|
|
}
|
|
|
|
worker.ReportProgress(0, Res.Strings.PROGRESS_ASSEMBLING);
|
|
|
|
// Output file name is source file name with the ".a".
|
|
string outFileName = pathName.Substring(0, pathName.Length - 2);
|
|
|
|
// Wrap pathname in quotes in case it has spaces.
|
|
// (Do we need to shell-escape quotes in the pathName?)
|
|
ShellCommand cmd = new ShellCommand(config.ExecutablePath,
|
|
OPTIONS + " -o \"" + outFileName + "\"" + " \"" + pathName + "\"" ,
|
|
mWorkDirectory, null);
|
|
cmd.Execute();
|
|
|
|
// Can't really do anything with a "cancel" request.
|
|
|
|
// Output filename is the input filename without the ".a". Since the filename
|
|
// was generated by us we can be confident in the format.
|
|
string outputFile = mPathNames[0].Substring(0, mPathNames[0].Length - 2);
|
|
|
|
return new AssemblerResults(cmd.FullCommandLine, cmd.ExitCode, cmd.Stdout,
|
|
cmd.Stderr, outputFile);
|
|
}
|
|
}
|
|
|
|
#endregion IAssembler
|
|
}
|