Add a blurb about using the GCC 3.4.3 compiler on Cygwin (which works) for
the CFE instead of the default GCC 3.3.3 compiler that comes with Cygwin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19104 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* Remove the idiotic windows environment setting, its not needed.
* Remove an extraneous "mkdir" instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19103 91177308-0d34-0410-b5e6-96231b3b80d8

Hopefully fix a link.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19102 91177308-0d34-0410-b5e6-96231b3b80d8

Fix the names of these executables now that they've been somewhat cast in
stone.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19101 91177308-0d34-0410-b5e6-96231b3b80d8

Correct the name of the executables to which llvmgcc and llvmgxx variables
point to.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19100 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
Rework the CFE build details to include the directions for using the
option --program-prefix=llvm- to the CFE's configure script. This ensures
that the CFE builds unique executable names and makes it possible to put
the $CFEINSTALL/bin directory into one's path.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19099 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* llvmgcc -> llvm-gcc
* llvmg++ -> llvm-g++
* remove references to --with-llvmgccdir configure option

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19098 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* Use LLVMGCC and LLVMGXX variables instead of computing the name

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19097 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* Variable name change: cferuntime_libdir -> CFERuntimeLibDir

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19096 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* Cleanup LLVMGCXX and LLVMGCC by providing LLVMGXXWITHPATH and LLVMGCCWITHPATH
  variables that add the $(LLVMToolDir) to the path so the CFE tools can find
  the right LLVM tools they depend on.
* Standardize the name of a variable: cferuntime_libdir -> CFERuntimeLibDir

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19095 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* Use new configuration variables to compute LLVMGCC and LLVMGXX variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19094 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
* Remove --with-llvmgccdir, not needed any more
* Search path for llvm-gcc and llvm-gxx
* Compute LLVMGCCDIR based on install path of llvm-gcc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19093 91177308-0d34-0410-b5e6-96231b3b80d8

Get rid of old automake stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19092 91177308-0d34-0410-b5e6-96231b3b80d8

Support the gas option --traditional-format which, for some reason, gets
passed to gccas when the --program-prefix option is used to configure CFE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19091 91177308-0d34-0410-b5e6-96231b3b80d8

Ignore generated files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19090 91177308-0d34-0410-b5e6-96231b3b80d8

Revert last patch until we can figure out how to build executables named
llvmgcc and llvmg++ correctly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19089 91177308-0d34-0410-b5e6-96231b3b80d8

Fix the Win32 build

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19088 91177308-0d34-0410-b5e6-96231b3b80d8

Revert last changes as they introduce CFE build problems.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19087 91177308-0d34-0410-b5e6-96231b3b80d8

Make parameters to CopyFile use explicit instantiation of sys::Path.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19086 91177308-0d34-0410-b5e6-96231b3b80d8

Add project Bytecode to Visual Studio

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19085 91177308-0d34-0410-b5e6-96231b3b80d8

Remove instructions to make aliases for llvmgcc and llvmg++ as the CFE
Build instructions now direct the user to have the CFE generate executables
with those names via the --program-prefix=llvm configure option.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19084 91177308-0d34-0410-b5e6-96231b3b80d8

For PR432:
Add instructions for using the --program-prefix=llvm so that the CFE build
produces llvmgcc instead of gcc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19083 91177308-0d34-0410-b5e6-96231b3b80d8

Fix VC++ compilation error

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19082 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
Remove unix specific code (use of errno and read) from the reader.
Thanks to Jeff Cohen for pointing this out.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19081 91177308-0d34-0410-b5e6-96231b3b80d8

Visual Studio project Configure should place the configured header files
in the win32 subtree instead of the src subtree.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19080 91177308-0d34-0410-b5e6-96231b3b80d8

Put the CopyFile function explicitly in the sys namespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19079 91177308-0d34-0410-b5e6-96231b3b80d8

Use explicit construction of sys::Path from std::string because the
constructor is "explicit".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19078 91177308-0d34-0410-b5e6-96231b3b80d8

Include <cassert> for Cygwin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19077 91177308-0d34-0410-b5e6-96231b3b80d8

Cygwin doesn't like .. through a link, so drop the ..

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19076 91177308-0d34-0410-b5e6-96231b3b80d8

Fix a bug where system time always equals user time

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19075 91177308-0d34-0410-b5e6-96231b3b80d8

Implement GetTimeUsage correctly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19074 91177308-0d34-0410-b5e6-96231b3b80d8

Allow compilers that can't distinguish between a class instantiation and
the declaration of a function to compile this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19073 91177308-0d34-0410-b5e6-96231b3b80d8

Provide a getrusage based implementation of GetTotalMemoryUsage and use
the ru_maxrss field as an approximation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19072 91177308-0d34-0410-b5e6-96231b3b80d8

Consistently use the same #if style. Also, fix a bug testing for sbrk(3)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19071 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unnecessary #includes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19070 91177308-0d34-0410-b5e6-96231b3b80d8

Be double sure about including sys/stat.h by wrapping the inclusion in
an "#if defined(HAVE_SYS_STAT_H)".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19069 91177308-0d34-0410-b5e6-96231b3b80d8

llvm/Config/unistd.h has gone away, far, far away

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19068 91177308-0d34-0410-b5e6-96231b3b80d8

Remove the #include of llvm/Config/unistd.h as it is no longer needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19067 91177308-0d34-0410-b5e6-96231b3b80d8

Remove this file as there are no LLVM users of it any more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19066 91177308-0d34-0410-b5e6-96231b3b80d8

Incorporate the contents of include/llvm/Config/unistd.h as this is the
last file in LLVM to require the header. After ths commmit, our unistd.h
will go away.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19065 91177308-0d34-0410-b5e6-96231b3b80d8

Remove this file as its not used by anything in LLVM any more. System
dependent behavior is now made through the lib/System interface.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19064 91177308-0d34-0410-b5e6-96231b3b80d8

Remove these files as they are included by nothing in LLVM any more. The
system dependent functionality has been moved to lib/System.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19063 91177308-0d34-0410-b5e6-96231b3b80d8

Remove these headers. The files that used to #include them don't any more
as most system dependent behavior has been moved to lib/System.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19062 91177308-0d34-0410-b5e6-96231b3b80d8

Remove un-needed #includes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19061 91177308-0d34-0410-b5e6-96231b3b80d8

Add HAVE_SYSCONF

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19060 91177308-0d34-0410-b5e6-96231b3b80d8

Use Config/alloca.h instead of alloca.h - pointed out by Duraid and Misha

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19059 91177308-0d34-0410-b5e6-96231b3b80d8

Put some header files back that Win32 needs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19058 91177308-0d34-0410-b5e6-96231b3b80d8

Keep up with lib/System changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19057 91177308-0d34-0410-b5e6-96231b3b80d8

Fix problems uncovered by VC++ (first time compiled by VC++)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19056 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Implement GetMallocUsage to get usage of malloc heap
* Implement GetMemoryUsage to get total memory usage of process
* Implement GetTimeUsage to get elapsed/user/system time

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19055 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
No need for Unix/SUS/Process.cpp any more, just ifdef it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19054 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Move system dependent implementation out of this file.
* Make implementation use sys::Process::GetMallocUsage where necessary.
* Make implementation use sys::Process::GetTimeUsage where necessary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19053 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Add checks for sbrk and getpagesize functions
* Alphebetize the checks for functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19052 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Add GetMallocUsage as a wrapper around mallinfo()
* Add GetTotalMemoryUsage to get approximate RSS size
* Add GetTimeUsage to get elapsed/system/user time

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19051 91177308-0d34-0410-b5e6-96231b3b80d8

Wrap long lines

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19050 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
This file is no longer needed as system dependent functions have been
encapsulated into lib/System.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19049 91177308-0d34-0410-b5e6-96231b3b80d8

* Use "" for LLVM include files, not <>
* llvm/Config/alloca.h already #includes config.h
* Minor readability/stylistic changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19048 91177308-0d34-0410-b5e6-96231b3b80d8

Make this compile on Solaris.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19047 91177308-0d34-0410-b5e6-96231b3b80d8

Use <> for system #include files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19046 91177308-0d34-0410-b5e6-96231b3b80d8

Make references to 'struct sigaction' compile under Solaris.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19045 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Support changes in sys::Program::ExecuteAndWait interface

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19044 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
Move the functionality of RunProgramWithTimeout into the ExecuteAndWait
function: support a timeout and I/O redirects

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19043 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
Add a needed include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19042 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Pass sys::Path instead of std::string for paths
* Correct the types of arguments passed to RunProgramWithTimeout due to its
  interface using sys::Path instead of std::string
* Replace "/dev/null" (not portable) with empty string which
  sys::Program::ExecuteAndWait recognizes as "redirect to bit bucket"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19041 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
* Remove unneeded header files.
* Move RedirectFD static function to lib/System/Unix/Program.cpp
* Delete RunProgramWithTimeout, now implemented by
  sys::Program::ExecuteAndWait. RunProgramWithTimeout is now a convenience func.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19040 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
Incorporate the abilities of RunPRogramWithTimeout into
sys::Program::ExecuteAndWait so that redirection and a timeout are optionally
supported.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19039 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
Turn path instance variables into sys::Path instead of std::string

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19038 91177308-0d34-0410-b5e6-96231b3b80d8

For PR351:
Replace RunProgramWithTimeout with an inline function that calls
sys::Program::ExecuteAndWait. This is now just a convenience function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19037 91177308-0d34-0410-b5e6-96231b3b80d8

Add llc project to Visual Studio

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19036 91177308-0d34-0410-b5e6-96231b3b80d8

Add lli project to Visual Studio

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19035 91177308-0d34-0410-b5e6-96231b3b80d8

Enable browse information in Visual Studio

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19034 91177308-0d34-0410-b5e6-96231b3b80d8

Improve dependency management for lib/system/win32/* files.  Instead of copying the
files from win32/* to platform/*, create one line files in platform that include the
corresponding file in win32.  This makes life much more enjoyable!

The cruel irony is that NTFS has hard links just like Unix, but there's no way to
get to them from the DOS prompt!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19033 91177308-0d34-0410-b5e6-96231b3b80d8

Don't forget about release configuration...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19032 91177308-0d34-0410-b5e6-96231b3b80d8

Rationalize warning suppression.  First, 64-bit portability warnings are disabled.  The
specific warnings they produced were being suppressed anyway.  The truncation warnings
that were suppressed are now enabled, and the few that still occur ought to be fixed.
The only warnings suppressed now are the "negating an unsigned is still unsigned", the
validity of which Chris does not accept, and the "implicit conversion of <type> to bool
performance warning".  Making the conversion explicit won't make it run any faster and
this is an easier way to shut the compiler up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19031 91177308-0d34-0410-b5e6-96231b3b80d8

sys::CopyFile returns void and throws an exception on error which will be
caught by llvm-ld's main function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19030 91177308-0d34-0410-b5e6-96231b3b80d8

sys::CopyString throws an exception on error which will be caught by gccld
main function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19029 91177308-0d34-0410-b5e6-96231b3b80d8

Fix win32 breakage

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19028 91177308-0d34-0410-b5e6-96231b3b80d8

The CopyFile function got moved into the sys namespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19026 91177308-0d34-0410-b5e6-96231b3b80d8

Correct the name of the method. CopyFiles -> CopyFile.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19025 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unused enum value

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19024 91177308-0d34-0410-b5e6-96231b3b80d8

Always print out DejagnuTest results to stdout so that it gets emailed to the nightly test manager. Eventually Dejagnu should be merged into the added/removed tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19023 91177308-0d34-0410-b5e6-96231b3b80d8

Move the #include of sys/stat.h inside the linux "hack" for the stat
family of functions so it gets noticed if we ever remove this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19022 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unused #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19021 91177308-0d34-0410-b5e6-96231b3b80d8

Only #include sys/stat.h if we're on linux where we have the PR274 problem.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19020 91177308-0d34-0410-b5e6-96231b3b80d8

Make this testcase a bit more challanging

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19019 91177308-0d34-0410-b5e6-96231b3b80d8

Actually overload the virtual method.  This fixes
Regression/Analysis/GlobalsModRef/purecse.ll.  Isn't this what the
-Woverload-whatever flag would warn about :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19018 91177308-0d34-0410-b5e6-96231b3b80d8

Change the test to check to see that CSE happens not dead call elim

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19017 91177308-0d34-0410-b5e6-96231b3b80d8

Make code fit in 80 cols

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19016 91177308-0d34-0410-b5e6-96231b3b80d8

Reverse the logic for Win32 to ensure that bugpoint and llvm-db are NOT
built on this platform.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19015 91177308-0d34-0410-b5e6-96231b3b80d8

Fix this file to actually work. ifneq was incorrectly used. Subtract out
llvm-db and bugpoint for Win32 rather than add them in
subtr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19014 91177308-0d34-0410-b5e6-96231b3b80d8

Describe the new "reconfigure" and "spotless" targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19013 91177308-0d34-0410-b5e6-96231b3b80d8

Complete the implementation of the spotless rule and make it not depend on
the .. directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19012 91177308-0d34-0410-b5e6-96231b3b80d8

Makefile.JIT doesn't exist any more so it doesn't need to be distributed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19009 91177308-0d34-0410-b5e6-96231b3b80d8

Disable bugpoint and llvm-db tools for Win32. They can't be supported on
that platform without a lot of work because they depend on process image
copy behavior of fork(2).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19008 91177308-0d34-0410-b5e6-96231b3b80d8

Change the sentinal

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19007 91177308-0d34-0410-b5e6-96231b3b80d8

Create a stack slot for the return address lazily instead of eagerly.  This
save small amounts of time for functions that don't call llvm.returnaddress
or llvm.frameaddress (which is almost all functions).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19006 91177308-0d34-0410-b5e6-96231b3b80d8

Chris is a pain ;) Removing reassociate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19005 91177308-0d34-0410-b5e6-96231b3b80d8

Removing commented out lines.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19004 91177308-0d34-0410-b5e6-96231b3b80d8

Removed LICM and GCSE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19003 91177308-0d34-0410-b5e6-96231b3b80d8

Linking in all of ScalarOpts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19002 91177308-0d34-0410-b5e6-96231b3b80d8