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annotate gen/linker.cpp @ 1083:c1e9f612e2e2

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Fix for dual operand form of fistp, also make reg ST(0) explicit and fix lindquists previous code that allowed dual operand form of fstp but dissallowed the single operand form accidently
author Kelly Wilson <wilsonk cpsc.ucalgary.ca>
date Tue, 10 Mar 2009 06:23:26 -0600
parents f756c47f310a
children e40c65bd8c5d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #include "gen/linker.h"
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2 #include "gen/llvm.h"
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3 #include "llvm/Linker.h"
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4 #include "llvm/System/Program.h"
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5 #if _WIN32
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6 #include "llvm/Support/SystemUtils.h"
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7 #endif
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8
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9 #include "root.h"
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10 #include "mars.h"
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11 #include "module.h"
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12
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13 #define NO_COUT_LOGGER
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14 #include "gen/logger.h"
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15 #include "gen/cl_options.h"
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16
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17 //////////////////////////////////////////////////////////////////////////////
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18
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19 // Is this useful?
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20 llvm::cl::opt<bool> quiet("quiet",
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21 llvm::cl::desc("Suppress output of link command (unless -v is also passed)"),
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22 llvm::cl::Hidden,
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23 llvm::cl::ZeroOrMore,
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24 llvm::cl::init(true));
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25
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26 //////////////////////////////////////////////////////////////////////////////
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27
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28 typedef std::vector<llvm::Module*> Module_vector;
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29
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30 void linkModules(llvm::Module* dst, const Module_vector& MV)
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31 {
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32 if (MV.empty())
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33 return;
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34
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35 llvm::Linker linker("ldc", dst);
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36
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37 std::string err;
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38 for (Module_vector::const_iterator i=MV.begin(); i!=MV.end(); ++i)
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39 {
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40 if (!linker.LinkInModule(*i, &err))
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41 {
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42 error("%s", err.c_str());
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43 fatal();
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44 }
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45 }
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46 }
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47
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48 //////////////////////////////////////////////////////////////////////////////
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49
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50 static llvm::sys::Path gExePath;
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51
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52 int linkExecutable(const char* argv0)
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53 {
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54 Logger::println("*** Linking executable ***");
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55
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56 // error string
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57 std::string errstr;
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58
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59 // find the llvm-ld program
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60 llvm::sys::Path ldpath = llvm::sys::Program::FindProgramByName("llvm-ld");
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61 if (ldpath.isEmpty())
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62 {
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63 ldpath.set("llvm-ld");
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64 }
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65
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66 // build arguments
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67 std::vector<const char*> args;
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68
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69 // first the program name ??
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70 args.push_back("llvm-ld");
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71
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72 // output filename
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73 std::string exestr;
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74 if (global.params.exefile)
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75 { // explicit
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76 exestr = global.params.exefile;
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77 }
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78 else
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79 { // inferred
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80 // try root module name
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81 if (Module::rootModule)
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82 exestr = Module::rootModule->toChars();
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83 else
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84 exestr = "a.out";
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85 }
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86 if (global.params.os == OSWindows && !(exestr.substr(exestr.length()-4) == ".exe"))
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87 exestr.append(".exe");
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88
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89 std::string outopt = "-o=" + exestr;
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90 args.push_back(outopt.c_str());
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91
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92 // set the global gExePath
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93 gExePath.set(exestr);
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94 assert(gExePath.isValid());
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95
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96 // create path to exe
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97 llvm::sys::Path exedir(gExePath);
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98 exedir.set(gExePath.getDirname());
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99 if (!exedir.exists())
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100 {
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101 exedir.createDirectoryOnDisk(true, &errstr);
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102 if (!errstr.empty())
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103 {
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104 error("failed to create path to linking output: %s\n%s", exedir.c_str(), errstr.c_str());
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105 fatal();
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106 }
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107 }
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108
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109 // strip debug info
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110 if (!global.params.symdebug)
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111 args.push_back("-strip-debug");
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112
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113 // optimization level
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114 if (!global.params.optimize)
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115 args.push_back("-disable-opt");
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116 else
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117 {
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118 const char* s = 0;
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119 switch(global.params.optimizeLevel)
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120 {
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121 case 0:
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122 args.push_back("-disable-opt");
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123 args.push_back("-globaldce");
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124 break;
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125 case 1:
393
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
126 args.push_back("-disable-opt");
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
127 args.push_back("-globaldce");
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
128 args.push_back("-mem2reg");
276
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
129 case 2:
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
130 case 3:
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
131 case 4:
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
132 case 5:
393
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
133 // use default optimization
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
134 break;
276
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
135 default:
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
136 assert(0);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
137 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
138 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
139
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
140 // inlining
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
141 if (!(global.params.useInline || global.params.llvmInline))
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
142 {
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
143 args.push_back("-disable-inlining");
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
144 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
145
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
146 // additional linker switches
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
147 for (int i = 0; i < global.params.linkswitches->dim; i++)
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
148 {
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
149 char *p = (char *)global.params.linkswitches->data[i];
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
150 args.push_back(p);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
151 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
152
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
153 // native please
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
154 args.push_back("-native");
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
155
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
156
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
157 // user libs
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
158 for (int i = 0; i < global.params.libfiles->dim; i++)
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
159 {
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
160 char *p = (char *)global.params.libfiles->data[i];
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
161 args.push_back(p);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
162 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
163
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
164 // default libs
637
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
165 switch(global.params.os) {
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
166 case OSLinux:
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
167 case OSMacOSX:
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
168 args.push_back("-ldl");
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
169 case OSFreeBSD:
376
6788e98ec1cd Do only link to libpthread, libm and libdl on Linux.
Christian Kamm <kamm incasoftware de>
parents: 325
diff changeset
170 args.push_back("-lpthread");
6788e98ec1cd Do only link to libpthread, libm and libdl on Linux.
Christian Kamm <kamm incasoftware de>
parents: 325
diff changeset
171 args.push_back("-lm");
637
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
172 break;
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
173
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
174 case OSWindows:
393
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
175 // FIXME: I'd assume kernel32 etc
637
29dc68c949b0 Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 567
diff changeset
176 break;
393
a3f3c2770a0d Added bitcode filename to very verbose logging.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 376
diff changeset
177 }
276
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
178
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
179 // object files
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
180 for (int i = 0; i < global.params.objfiles->dim; i++)
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
181 {
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
182 char *p = (char *)global.params.objfiles->data[i];
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
183 args.push_back(p);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
184 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
185
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
186 // print link command?
986
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
Frits van Bommel <fvbommel wxs.nl>
parents: 902
diff changeset
187 if (!quiet || global.params.verbose)
276
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
188 {
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
189 // Print it
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
190 for (int i = 0; i < args.size(); i++)
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
191 printf("%s ", args[i]);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
192 printf("\n");
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
193 fflush(stdout);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
194 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
195
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
196 // terminate args list
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
197 args.push_back(NULL);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
198
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
199 // try to call linker!!!
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
200 if (int status = llvm::sys::Program::ExecuteAndWait(ldpath, &args[0], NULL, NULL, 0,0, &errstr))
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
201 {
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
202 error("linking failed:\nstatus: %d", status);
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
203 if (!errstr.empty())
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
204 error("message: %s", errstr.c_str());
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
205 fatal();
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
206 }
21f85bac0b1a [svn r297] Fixed: rewrote linker code to use LLVM's Program facilities instead of DMD's oldschool broken "native" approach.
lindquist
parents: 244
diff changeset
207 }
277
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
208
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
209 //////////////////////////////////////////////////////////////////////////////
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
210
677
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
211 int linkObjToExecutable(const char* argv0)
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
212 {
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
213 Logger::println("*** Linking executable ***");
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
214
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
215 // error string
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
216 std::string errstr;
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
217
890
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
218 const char *cc;
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
219 #if !_WIN32
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
220 cc = getenv("CC");
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
221 if (!cc)
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
222 #endif
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
223 cc = "gcc";
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
224
677
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
225 // find gcc for linking
890
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
226 llvm::sys::Path gcc = llvm::sys::Program::FindProgramByName(cc);
677
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
227 if (gcc.isEmpty())
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
228 {
890
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
229 gcc.set(cc);
677
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
230 }
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
231
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
232 // build arguments
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
233 std::vector<const char*> args;
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
234
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
235 // first the program name ??
890
5a03f3f74615 Apply afb's patch from #168 to use $CC instead of "gcc" for toobj and linker.
Christian Kamm <kamm incasoftware de>
parents: 863
diff changeset
236 args.push_back(cc);
677
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
237
681
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
238 // object files
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
239 for (int i = 0; i < global.params.objfiles->dim; i++)
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
240 {
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
241 char *p = (char *)global.params.objfiles->data[i];
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
242 args.push_back(p);
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
243 }
ca4a816f2440 Another link order fix.
Christian Kamm <kamm incasoftware de>
parents: 677
diff changeset
244
677
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
245 // output filename
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
246 std::string exestr;
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
247 if (global.params.exefile)
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
248 { // explicit
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
249 exestr = global.params.exefile;
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
250 }
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
251 else
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
252 { // inferred
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
253 // try root module name
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
254 if (Module::rootModule)
075c1272a01d Link using gcc instead.
Christian Kamm <kamm incasoftware de>
parents: 663
diff changeset
255 exestr = Module::rootModule->toChars();
701
855e0ef78fa2 Guess exe name from first object name if none specified.
Christian Kamm <kamm incasoftware de>
parents: 681
diff changeset
256 else if (global.params.objfiles->dim)
855e0ef78fa2 Guess exe name from first object name if none specified.
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diff changeset
257 exestr = FileName::removeExt((char*)global.params.objfiles->data[0]);
677
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258 else
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259 exestr = "a.out";
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260 }
863
6c850977a941 modified gen/linker.cpp to only append .exe suffix on windows if not already present
elrood
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diff changeset
261 if (global.params.os == OSWindows && !(exestr.rfind(".exe") == exestr.length()-4))
677
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262 exestr.append(".exe");
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263
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264 args.push_back("-o");
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265 args.push_back(exestr.c_str());
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266
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267 // set the global gExePath
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268 gExePath.set(exestr);
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269 assert(gExePath.isValid());
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270
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271 // create path to exe
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272 llvm::sys::Path exedir(gExePath);
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273 exedir.set(gExePath.getDirname());
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274 if (!exedir.exists())
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275 {
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276 exedir.createDirectoryOnDisk(true, &errstr);
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277 if (!errstr.empty())
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278 {
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279 error("failed to create path to linking output: %s\n%s", exedir.c_str(), errstr.c_str());
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280 fatal();
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281 }
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282 }
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283
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284 // additional linker switches
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285 for (int i = 0; i < global.params.linkswitches->dim; i++)
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286 {
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287 char *p = (char *)global.params.linkswitches->data[i];
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288 args.push_back(p);
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289 }
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290
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291 // user libs
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292 for (int i = 0; i < global.params.libfiles->dim; i++)
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293 {
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294 char *p = (char *)global.params.libfiles->data[i];
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295 args.push_back(p);
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296 }
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297
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298 // default libs
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299 switch(global.params.os) {
900
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
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300 case OSLinux:
677
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301 case OSMacOSX:
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302 args.push_back("-ldl");
900
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
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303 // fallthrough
677
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304 case OSFreeBSD:
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305 args.push_back("-lpthread");
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diff changeset
306 args.push_back("-lm");
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diff changeset
307 break;
075c1272a01d Link using gcc instead.
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308
900
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
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diff changeset
309 case OSSolaris:
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
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diff changeset
310 args.push_back("-lm");
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
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diff changeset
311 args.push_back("-lumem");
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
parents: 890
diff changeset
312 // solaris TODO
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
Christian Kamm <kamm incasoftware de>
parents: 890
diff changeset
313 break;
177afbf5297b Solaris compatibility and proc map parsing #183, thanks BlueZeniX!
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314
677
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315 case OSWindows:
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diff changeset
316 // FIXME: I'd assume kernel32 etc
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317 break;
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318 }
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diff changeset
319
902
893d72ab95d0 Add -m64 switch to gcc calls on 64-bit platforms.
Christian Kamm <kamm incasoftware de>
parents: 900
diff changeset
320 //FIXME: enforce 64 bit
893d72ab95d0 Add -m64 switch to gcc calls on 64-bit platforms.
Christian Kamm <kamm incasoftware de>
parents: 900
diff changeset
321 if (global.params.is64bit)
893d72ab95d0 Add -m64 switch to gcc calls on 64-bit platforms.
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diff changeset
322 args.push_back("-m64");
1026
f756c47f310a Pass -m32/-m64 on to gcc when assembling and linking
Frits van Bommel <fvbommel wxs.nl>
parents: 994
diff changeset
323 else
f756c47f310a Pass -m32/-m64 on to gcc when assembling and linking
Frits van Bommel <fvbommel wxs.nl>
parents: 994
diff changeset
324 // Assume 32-bit?
f756c47f310a Pass -m32/-m64 on to gcc when assembling and linking
Frits van Bommel <fvbommel wxs.nl>
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diff changeset
325 args.push_back("-m32");
902
893d72ab95d0 Add -m64 switch to gcc calls on 64-bit platforms.
Christian Kamm <kamm incasoftware de>
parents: 900
diff changeset
326
677
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diff changeset
327 // print link command?
986
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
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parents: 902
diff changeset
328 if (!quiet || global.params.verbose)
677
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329 {
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330 // Print it
075c1272a01d Link using gcc instead.
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331 for (int i = 0; i < args.size(); i++)
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diff changeset
332 printf("%s ", args[i]);
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333 printf("\n");
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334 fflush(stdout);
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335 }
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336
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diff changeset
337 Logger::println("Linking with: ");
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338 std::vector<const char*>::const_iterator I = args.begin(), E = args.end();
994
18ad5601dff7 Use LLVM OStream wrapper instead of <iostream> in the logger.
Frits van Bommel <fvbommel wxs.nl>
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diff changeset
339 llvm::OStream logstr = Logger::cout();
677
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340 for (; I != E; ++I)
075c1272a01d Link using gcc instead.
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diff changeset
341 if (*I)
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342 logstr << "'" << *I << "'" << " ";
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343 logstr << "\n" << std::flush;
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344
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345
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346 // terminate args list
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347 args.push_back(NULL);
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348
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349 // try to call linker!!!
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350 if (int status = llvm::sys::Program::ExecuteAndWait(gcc, &args[0], NULL, NULL, 0,0, &errstr))
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351 {
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352 error("linking failed:\nstatus: %d", status);
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353 if (!errstr.empty())
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354 error("message: %s", errstr.c_str());
075c1272a01d Link using gcc instead.
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355 fatal();
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356 }
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357 }
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358
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diff changeset
359 //////////////////////////////////////////////////////////////////////////////
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360
277
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361 void deleteExecutable()
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
362 {
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
363 if (!gExePath.isEmpty())
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
364 {
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
365 assert(gExePath.isValid());
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
366 assert(!gExePath.isDirectory());
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
367 gExePath.eraseFromDisk(false);
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
368 }
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
369 }
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
370
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
371 //////////////////////////////////////////////////////////////////////////////
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
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372
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
373 int runExectuable()
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
374 {
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
375 assert(!gExePath.isEmpty());
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
376 assert(gExePath.isValid());
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
377
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
378 // build arguments
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lindquist
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diff changeset
379 std::vector<const char*> args;
986
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
Frits van Bommel <fvbommel wxs.nl>
parents: 902
diff changeset
380 // args[0] should be the name of the executable
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
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parents: 902
diff changeset
381 args.push_back(gExePath.toString().c_str());
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
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parents: 902
diff changeset
382 // Skip first argument to -run; it's a D source file.
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
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parents: 902
diff changeset
383 for (size_t i = 1, length = opts::runargs.size(); i < length; i++)
277
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
384 {
986
a8cb25d478c4 Use LLVM-style command line (instead of DMD-style)
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parents: 902
diff changeset
385 args.push_back(opts::runargs[i].c_str());
277
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
386 }
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
387 // terminate args list
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
388 args.push_back(NULL);
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
389
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
390 // try to call linker!!!
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
391 std::string errstr;
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
392 int status = llvm::sys::Program::ExecuteAndWait(gExePath, &args[0], NULL, NULL, 0,0, &errstr);
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
393 if (!errstr.empty())
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
394 {
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
395 error("failed to execute program");
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
396 if (!errstr.empty())
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
397 error("error message: %s", errstr.c_str());
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
398 fatal();
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
parents: 276
diff changeset
399 }
278
30941d8ee320 [svn r299] forgot to return status in runExecutable
lindquist
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diff changeset
400 return status;
277
90a8c798b0db [svn r298] Eliminated the dmd/link.c source file entirely in favor of a llvm::sys based approach to the same functionality.
lindquist
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diff changeset
401 }