276 lines
10 KiB
C#
276 lines
10 KiB
C#
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///////////////////////////////////////////////////////////////////////////////
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//
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// Microsoft Research Singularity
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// File: mlarm.cs
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//
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// Note: Parse ML style arguments and invoked ARMASM.
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//
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using System;
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using System.Collections;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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using System.IO;
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using System.Text;
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namespace Microsoft.Singularity.Applications
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{
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public class ArmAsmWrapper
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{
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// Print the correct command line args for the program
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static void Usage()
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{
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Console.WriteLine(
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"Usage:\n"+
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" MLARM [ /options ] filelist [ /link linkoptions ]\n"+
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"\n"+
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"Options:\n"+
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" /c Assemble without linking\n"+
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" /Cp Preserve case of user identifiers [ignored]\n"+
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" /Cx Preserve case in publics, externs [ignored]\n"+
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" /D<name>[=text] Define text macro\n"+
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" /Fl[file] Generate listing\n"+
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" /Fo<file> Name object file\n"+
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" /I<name> Add include path\n"+
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" /nologo Suppress copyright message [ignored]\n"+
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" /QRarch4 ARM4 Architecture\n"+
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" /QRarch4T ARM4T Architecture\n"+
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" /QRarch5 ARM5 Architecture\n"+
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" /QRarch5T ARM5T Architecture\n"+
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" /QRarch6 ARM6 Architecture\n"+
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" /QRxscale XSCALE Architecture\n"+
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" /Sa Maximize source listing\n"+
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" /Sl<width> Set line width\n"+
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" /Sp<length> Set page length\n"+
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" /Sx List false conditionals\n"+
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" /W<number> Set warning level\n"+
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" /Zi Add symbolic debug info [ignored]\n"+
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"\n"+
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"Summary:\n"+
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" Converts command arguments formats and calls armasm.");
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}
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static bool IsQuote(char c)
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{
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return (c == '"' || c == '\'');
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}
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static string RemoveQuotes(string text)
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{
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int start = 0;
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int length = text.Length;
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if (length > 0 && IsQuote(text[start + length - 1])) {
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length--;
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}
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if (length > 0 && IsQuote(text[start])) {
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start++;
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length--;
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}
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if (start != 0 || length != text.Length) {
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return text.Substring(start, length);
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}
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else {
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return text;
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}
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}
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static bool StringIsNullOrEmpty(string str)
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{
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return (str == null || str.Length == 0);
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}
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static bool ArgIsPrefix(string arg, string prefix)
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{
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return (arg == prefix);
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}
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static bool ArgIsPrefix(string arg, string prefix, string alt)
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{
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return (arg == prefix || arg == alt);
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}
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static string ArgHasPrefix(string arg, string prefix)
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{
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if (arg.StartsWith(prefix)) {
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return arg.Substring(prefix.Length);
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}
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return null;
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}
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static string ArgHasPrefix(string arg, string prefix, string alt)
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{
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string ret = ArgHasPrefix(arg, prefix);
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return (ret != null) ? ret : ArgHasPrefix(arg, alt);
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}
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static int Main(string[] args)
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{
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ArrayList outargs = new ArrayList();
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// Temporaries for command-line parsing
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bool needHelp = (args.Length == 0);
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bool linkOnly = false;
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bool nologo = false;
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for (int i = 0; i < args.Length && !needHelp; i++) {
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string arg = (string) args[i];
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string val = null;
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if (ArgIsPrefix(arg, "/c", "-c")) {
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// Assemble without linking
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linkOnly = true;
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}
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else if (ArgIsPrefix(arg, "/Cp", "-Cp")) {
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// Preserve case of user identifiers.
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}
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else if (ArgIsPrefix(arg, "/Cx", "-Cx")) {
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// Preserve case in publics, externs.
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}
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else if (ArgIsPrefix(arg, "/Cx", "-Cx")) {
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}
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else if ((val = ArgHasPrefix(arg, "/D", "-D")) != null) {
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// <name>[=text] Define text macro
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int index = val.IndexOf('=');
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if (index > 0) {
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outargs.Add(String.Format("-PreDefine \"{0} SETA {1}\"",
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val.Substring(0, index),
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val.Substring(index + 1)));
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}
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else {
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outargs.Add(String.Format("-PreDefine \"{0} SETA {1}\"",
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val, 1));
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}
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}
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else if ((val = ArgHasPrefix(arg, "/Fl", "-Fl")) != null) {
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// [file] Generate listing
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outargs.Add("-list " + val);
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}
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else if ((val = ArgHasPrefix(arg, "/Fo", "-Fo")) != null) {
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// <file> Name object file
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outargs.Add("-o " + val);
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}
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else if ((val = ArgHasPrefix(arg, "/I", "-I")) != null) {
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// <name> Add include path
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outargs.Add("-I " + val);
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}
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else if (ArgIsPrefix(arg, "/nologo", "-nologo")) {
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// Suppress copyright message
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if (!nologo) {
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outargs.Add("-nologo");
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nologo = true;
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}
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}
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else if (ArgIsPrefix(arg, "/QRarch4", "-QRarch4")) {
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// ARM4 Architecture
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outargs.Add("-ARCH 4");
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}
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else if (ArgIsPrefix(arg, "/QRarch4T", "-QRarch4T")) {
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// ARM4T Architecture
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outargs.Add("-ARCH 4T");
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}
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else if (ArgIsPrefix(arg, "/QRarch5", "-QRarch5")) {
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// ARM5 Architecture
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outargs.Add("-ARCH 5");
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}
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else if (ArgIsPrefix(arg, "/QRarch5T", "-QRarch5T")) {
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// ARM5T Architecture
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outargs.Add("-ARCH 5T");
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}
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else if (ArgIsPrefix(arg, "/QRarch6", "-QRarch6")) {
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// ARM6 Architecture
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outargs.Add("-ARCH 6");
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}
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else if (ArgIsPrefix(arg, "/QRxscale", "-QRxscale")) {
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// XScale
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outargs.Add("-CPU XSCALE");
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}
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else if (ArgIsPrefix(arg, "/Sa", "-Sa")) {
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// Maximize source listing
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}
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else if ((val = ArgHasPrefix(arg, "/Sl", "-Sl")) != null) {
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// <width> Set line width
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outargs.Add("-Width " + val);
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}
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else if ((val = ArgHasPrefix(arg, "/Sp", "-Sp")) != null) {
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// <length> Set page length
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outargs.Add("-Length " + val);
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}
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else if (ArgIsPrefix(arg, "/Sx", "-Sx")) {
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// <length> Set page length
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outargs.Add("-NOTerse");
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}
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else if (ArgIsPrefix(arg, "/W0", "-W0")) {
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// <number> Set warning level
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outargs.Add("-NOWarn");
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}
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else if (ArgIsPrefix(arg, "/W1", "-W1")) {
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// <number> Set warning level
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}
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else if (ArgIsPrefix(arg, "/W2", "-W2")) {
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// <number> Set warning level
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}
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else if (ArgIsPrefix(arg, "/W3", "-W3")) {
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// <number> Set warning level
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}
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else if (ArgIsPrefix(arg, "/Zi", "-Zi")) {
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// Add symbolic debug info
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}
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else if (ArgIsPrefix(arg, "/?", "-?")) {
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needHelp = true;
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}
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else if (ArgHasPrefix(arg, "/", "-") != null) {
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Console.Error.WriteLine("mlarm: Invalid argument: {0}", arg);
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break;
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}
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else {
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outargs.Add(arg);
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}
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}
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if (!linkOnly) {
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Console.Error.WriteLine("mlarm: Missing without linking option (/c)");
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needHelp = true;
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}
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if (needHelp) {
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Usage();
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return 1;
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}
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string arguments = null;
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foreach (string s in outargs) {
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if (arguments != null) {
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arguments = arguments + " " + s;
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}
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else {
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arguments = s;
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}
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}
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Process p = new Process();
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p.StartInfo.UseShellExecute = false;
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p.StartInfo.RedirectStandardOutput = false;
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p.StartInfo.FileName = "armasm.exe";
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p.StartInfo.Arguments = arguments;
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int exit = -1;
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Console.WriteLine(" {0} {1}", p.StartInfo.FileName, p.StartInfo.Arguments);
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try {
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p.Start();
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p.WaitForExit();
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exit = p.ExitCode;
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}
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catch (Exception e) {
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Console.WriteLine("mlarm: Exception: {0}", e);
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}
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return exit;
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}
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}
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}
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