Add upstream binutils-2.25 snapshot 4/4 2014

For MIPS -mmsa support

Change-Id: I08c4f002fa7b33dec85ed75956e6ab551bb03c96

1 files changed, 420 insertions, 0 deletions

diff --git a/binutils-2.25/gold/errors.cc b/binutils-2.25/gold/errors.cc
new file mode 100644
index 00000000..b79764bd
--- /dev/null
+++ b/binutils-2.25/gold/errors.cc
@@ -0,0 +1,420 @@
+// errors.cc -- handle errors for gold
+
+// Copyright 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+// Written by Ian Lance Taylor <iant@google.com>.
+
+// This file is part of gold.
+
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+// MA 02110-1301, USA.
+
+#include "gold.h"
+
+#include <cstdarg>
+#include <cstdio>
+
+#include "gold-threads.h"
+#include "parameters.h"
+#include "object.h"
+#include "symtab.h"
+#include "errors.h"
+
+namespace gold
+{
+
+// Class Errors.
+
+const int Errors::max_undefined_error_report;
+
+Errors::Errors(const char* program_name)
+  : program_name_(program_name), lock_(NULL), initialize_lock_(&this->lock_),
+    error_count_(0), warning_count_(0), undefined_symbols_()
+{
+}
+
+// Initialize the lock_ field.  If we have not yet processed the
+// parameters, then we can't initialize, since we don't yet know
+// whether we are using threads.  That is OK, since if we haven't
+// processed the parameters, we haven't created any threads, and we
+// don't need a lock.  Return true if the lock is now initialized.
+
+bool
+Errors::initialize_lock()
+{
+  return this->initialize_lock_.initialize();
+}
+
+// Increment a counter, holding the lock if available.
+
+void
+Errors::increment_counter(int *counter)
+{
+  if (!this->initialize_lock())
+    {
+      // The lock does not exist, which means that we don't need it.
+      ++*counter;
+    }
+  else
+    {
+      Hold_lock h(*this->lock_);
+      ++*counter;
+    }
+}
+
+// Report a fatal error.
+
+void
+Errors::fatal(const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: fatal error: "), this->program_name_);
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+  gold_exit(GOLD_ERR);
+}
+
+// Report a fallback error.
+
+void
+Errors::fallback(const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: fatal error: "), this->program_name_);
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+  gold_exit(GOLD_FALLBACK);
+}
+
+// Report an error.
+
+void
+Errors::error(const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: error: "), this->program_name_);
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+
+  this->increment_counter(&this->error_count_);
+}
+
+// Report a warning.
+
+void
+Errors::warning(const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: warning: "), this->program_name_);
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+
+  this->increment_counter(&this->warning_count_);
+}
+
+// Print an informational message.
+
+void
+Errors::info(const char* format, va_list args)
+{
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+}
+
+// Report an error at a reloc location.
+
+template<int size, bool big_endian>
+void
+Errors::error_at_location(const Relocate_info<size, big_endian>* relinfo,
+			  size_t relnum, off_t reloffset,
+			  const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: error: "),
+	  relinfo->location(relnum, reloffset).c_str());
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+
+  this->increment_counter(&this->error_count_);
+}
+
+// Report a warning at a reloc location.
+
+template<int size, bool big_endian>
+void
+Errors::warning_at_location(const Relocate_info<size, big_endian>* relinfo,
+			    size_t relnum, off_t reloffset,
+			    const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: warning: "), 
+	  relinfo->location(relnum, reloffset).c_str());
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+
+  this->increment_counter(&this->warning_count_);
+}
+
+// Issue an undefined symbol error with a caller-supplied location string.
+
+void
+Errors::undefined_symbol(const Symbol* sym, const std::string& location)
+{
+  bool initialized = this->initialize_lock();
+  gold_assert(initialized);
+
+  const char* zmsg;
+  {
+    Hold_lock h(*this->lock_);
+    if (++this->undefined_symbols_[sym] >= max_undefined_error_report)
+      return;
+    if (parameters->options().warn_unresolved_symbols())
+      {
+	++this->warning_count_;
+	zmsg = _("warning");
+      }
+    else
+      {
+	++this->error_count_;
+	zmsg = _("error");
+      }
+  }
+
+  const char* const version = sym->version();
+  if (version == NULL)
+    fprintf(stderr, _("%s: %s: undefined reference to '%s'\n"),
+	    location.c_str(), zmsg, sym->demangled_name().c_str());
+  else
+    fprintf(stderr,
+            _("%s: %s: undefined reference to '%s', version '%s'\n"),
+	    location.c_str(), zmsg, sym->demangled_name().c_str(), version);
+}
+
+// Issue a debugging message.
+
+void
+Errors::debug(const char* format, ...)
+{
+  fprintf(stderr, _("%s: "), this->program_name_);
+
+  va_list args;
+  va_start(args, format);
+  vfprintf(stderr, format, args);
+  va_end(args);
+
+  fputc('\n', stderr);
+}
+
+// The functions which the rest of the code actually calls.
+
+// Report a fatal error.
+
+void
+gold_fatal(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->fatal(format, args);
+  va_end(args);
+}
+
+// Report a fallback error.
+
+void
+gold_fallback(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->fallback(format, args);
+  va_end(args);
+}
+
+// Report an error.
+
+void
+gold_error(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->error(format, args);
+  va_end(args);
+}
+
+// Report a warning.
+
+void
+gold_warning(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->warning(format, args);
+  va_end(args);
+}
+
+// Print an informational message.
+
+void
+gold_info(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->info(format, args);
+  va_end(args);
+}
+
+// Report an error at a location.
+
+template<int size, bool big_endian>
+void
+gold_error_at_location(const Relocate_info<size, big_endian>* relinfo,
+		       size_t relnum, off_t reloffset,
+		       const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->error_at_location(relinfo, relnum, reloffset,
+					  format, args);
+  va_end(args);
+}
+
+// Report a warning at a location.
+
+template<int size, bool big_endian>
+void
+gold_warning_at_location(const Relocate_info<size, big_endian>* relinfo,
+			 size_t relnum, off_t reloffset,
+			 const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->warning_at_location(relinfo, relnum, reloffset,
+					    format, args);
+  va_end(args);
+}
+
+// Report an undefined symbol.
+
+void
+gold_undefined_symbol(const Symbol* sym)
+{
+  parameters->errors()->undefined_symbol(sym, sym->object()->name().c_str());
+}
+
+// Report an undefined symbol at a reloc location
+
+template<int size, bool big_endian>
+void
+gold_undefined_symbol_at_location(const Symbol* sym,
+		      const Relocate_info<size, big_endian>* relinfo,
+		      size_t relnum, off_t reloffset)
+{
+  parameters->errors()->undefined_symbol(sym,
+                                         relinfo->location(relnum, reloffset));
+}
+
+#ifdef HAVE_TARGET_32_LITTLE
+template
+void
+gold_error_at_location<32, false>(const Relocate_info<32, false>* relinfo,
+				  size_t relnum, off_t reloffset,
+				  const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_32_BIG
+template
+void
+gold_error_at_location<32, true>(const Relocate_info<32, true>* relinfo,
+				 size_t relnum, off_t reloffset,
+				 const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_64_LITTLE
+template
+void
+gold_error_at_location<64, false>(const Relocate_info<64, false>* relinfo,
+				  size_t relnum, off_t reloffset,
+				  const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_64_BIG
+template
+void
+gold_error_at_location<64, true>(const Relocate_info<64, true>* relinfo,
+				 size_t relnum, off_t reloffset,
+				 const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_32_LITTLE
+template
+void
+gold_warning_at_location<32, false>(const Relocate_info<32, false>* relinfo,
+				    size_t relnum, off_t reloffset,
+				    const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_32_BIG
+template
+void
+gold_warning_at_location<32, true>(const Relocate_info<32, true>* relinfo,
+				   size_t relnum, off_t reloffset,
+				   const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_64_LITTLE
+template
+void
+gold_warning_at_location<64, false>(const Relocate_info<64, false>* relinfo,
+				    size_t relnum, off_t reloffset,
+				    const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_64_BIG
+template
+void
+gold_warning_at_location<64, true>(const Relocate_info<64, true>* relinfo,
+				   size_t relnum, off_t reloffset,
+				   const char* format, ...);
+#endif
+
+#ifdef HAVE_TARGET_32_LITTLE
+template
+void
+gold_undefined_symbol_at_location<32, false>(
+    const Symbol* sym,
+    const Relocate_info<32, false>* relinfo,
+    size_t relnum, off_t reloffset);
+#endif
+
+#ifdef HAVE_TARGET_32_BIG
+template
+void
+gold_undefined_symbol_at_location<32, true>(
+    const Symbol* sym,
+    const Relocate_info<32, true>* relinfo,
+    size_t relnum, off_t reloffset);
+#endif
+
+#ifdef HAVE_TARGET_64_LITTLE
+template
+void
+gold_undefined_symbol_at_location<64, false>(
+    const Symbol* sym,
+    const Relocate_info<64, false>* relinfo,
+    size_t relnum, off_t reloffset);
+#endif
+
+#ifdef HAVE_TARGET_64_BIG
+template
+void
+gold_undefined_symbol_at_location<64, true>(
+    const Symbol* sym,
+    const Relocate_info<64, true>* relinfo,
+    size_t relnum, off_t reloffset);
+#endif
+
+} // End namespace gold.