[yaml2obj] Remove fragile test case.

This test case was a "sanity check"/"breathing" test case at first, but
is really fragile, which impairs changes to yaml2obj.

`test/Object/yaml2obj-elf-bits-endian.test` is much more robust and
serves as an adequate sanity check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183811 91177308-0d34-0410-b5e6-96231b3b80d8
Fix gcc -flto build, by adding LLVM_ATTRIBUTE_USED to
LLVMX86CompilationCallback2, called from inline asm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183824 91177308-0d34-0410-b5e6-96231b3b80d8
Update Release Process doc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183825 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::makeExecutableOnDisk.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183826 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::createFileOnDisk.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183827 91177308-0d34-0410-b5e6-96231b3b80d8
Remove the old file memory mapping functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183828 91177308-0d34-0410-b5e6-96231b3b80d8

[PowerPC] Use assembler source in MC tests

A couple of old test cases in test/MC/PowerPC were still using
LLVM IR.  Now that we have a working assembler, we can move
them to assembler tests instead:
  ppc64-initial-cfa.ll
  ppc64-relocs-01.ll
  ppc64-tls-relocs-01.ll




git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183829 91177308-0d34-0410-b5e6-96231b3b80d8
Fix 'gcc -flto' builds for unittest binaries (undefined reference to
`typeinfo for llvm::cl::GenericOptionValue').

Remove an "anchor" method for an abstract class. (This does not
increase the number of vtables.)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183830 91177308-0d34-0410-b5e6-96231b3b80d8
Remove sys::CopyFile.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183831 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::getSuffix.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183833 91177308-0d34-0410-b5e6-96231b3b80d8

[MC/DWARF] Support .debug_frame / .debug_line code alignment factors

I've been comparing the object file output of LLVM's integrated
assembler against the external assembler on PowerPC, and one
area where differences still remain are in DWARF sections.

In particular, the GNU assembler generates .debug_frame and
.debug_line sections using a code alignment factor of 4, since
all PowerPC instructions have size 4 and must be aligned to a
multiple of 4.  However, current MC code hard-codes a code
alignment factor of 1.

This patch changes this by adding a "minimum instruction alignment"
data element to MCAsmInfo and using this as code alignment factor.

This requires passing a MCContext into MCDwarfLineAddr::Encode
and MCDwarfLineAddr::EncodeAdvanceLoc.  Note that one caller,
MCDwarfLineAddr::Write, didn't actually have that information
available.  However, it turns out that this routine is in fact
never used in the whole code base, so the patch simply removes
it.  If it turns out to be needed again at a later time, it
could be re-added with an updated interface.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183834 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::isAbsolute().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183835 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::isAbsolute.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183836 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::hasMagicNumber.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183838 91177308-0d34-0410-b5e6-96231b3b80d8
Remove Path::getMagicNumber.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183839 91177308-0d34-0410-b5e6-96231b3b80d8
Inline Path::isBitcodeFile into only use and remove it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183840 91177308-0d34-0410-b5e6-96231b3b80d8
Add artificial PRED_BAD to PPC::Predicate enumeration.

Allows returning a PPC::Predicate from a function with a no-predicate
value possible.  Preparatory patch for fast-isel on PPC64 ELF.  No
behavioral change intended.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183841 91177308-0d34-0410-b5e6-96231b3b80d8
Don't use PathV1 in CommandLine.cpp.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183842 91177308-0d34-0410-b5e6-96231b3b80d8
Convert test to FileCheck.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183843 91177308-0d34-0410-b5e6-96231b3b80d8
[PowerPC] Expose some calling convention functions in PPCISelLowering.h.

This is a preparatory patch for fast-isel support.  The instruction
selector will need to access some functions in PPCGenCallingConv.inc,
which in turn requires several helper functions to be defined.  These
are currently defined near the only use of PCCGenCallingConv.inc,
inside PPCISelLowering.cpp.  This patch moves the declaration of the
functions into the associated header file to provide the needed
visibility.

No functional change intended.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183844 91177308-0d34-0410-b5e6-96231b3b80d8