oota-llvm.git
10 years ago[PBQP] Move invalid graph nodeId/edgeId methods into base class.
Lang Hames [Sun, 30 Mar 2014 03:47:00 +0000 (03:47 +0000)]
[PBQP] Move invalid graph nodeId/edgeId methods into base class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205122 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd a missing break.
Rafael Espindola [Sun, 30 Mar 2014 03:26:17 +0000 (03:26 +0000)]
Add a missing break.

Patch by Tobias Güntner.

I tried to write a test, but the only difference is the Changed value that
gets returned. It can be tested with "opt -debug-pass=Executions -functionattrs,
but that doesn't seem worth it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205121 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSupport: normalize the default triple on Unix
Saleem Abdulrasool [Sun, 30 Mar 2014 03:22:37 +0000 (03:22 +0000)]
Support: normalize the default triple on Unix

This will fix cross-compiling buildbots (e.g. cygwin).  This is in the same vein
as SVN r205070.  Apply this to fix the cross-compiling scenario, even though the
preferred solution is to update the build system to normalize the embedded
triple rather than perform this at runtime every time.  This is meant to tide us
over until that approach is fleshed out and applied.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205120 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove dead declarations.
Rafael Espindola [Sun, 30 Mar 2014 02:33:01 +0000 (02:33 +0000)]
Remove dead declarations.

Patch by Tobias Güntner.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205119 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove outdated comment.
Benjamin Kramer [Sat, 29 Mar 2014 20:16:23 +0000 (20:16 +0000)]
Remove outdated comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205117 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix a few -Wdocumentation warnings
Dmitri Gribenko [Sat, 29 Mar 2014 19:40:32 +0000 (19:40 +0000)]
Fix a few -Wdocumentation warnings

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205116 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDetemplatize LOHDirective.
Benjamin Kramer [Sat, 29 Mar 2014 19:21:20 +0000 (19:21 +0000)]
Detemplatize LOHDirective.

The ARM64 backend uses it only as a container to keep an MCLOHType and
Arguments around so give it its own little copy. The other functionality
isn't used and we had a crazy method specialization hack in place to
keep it working. Unfortunately that was incompatible with MSVC.

Also range-ify a couple of loops while at it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205114 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM64: Remove unused helper function, make others static.
Benjamin Kramer [Sat, 29 Mar 2014 18:00:49 +0000 (18:00 +0000)]
ARM64: Remove unused helper function, make others static.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205112 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agotblgen: Twinify PrintFatalError.
Benjamin Kramer [Sat, 29 Mar 2014 17:17:15 +0000 (17:17 +0000)]
tblgen: Twinify PrintFatalError.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205110 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTableGen: don't save a StringRef to a local std::string.
Tim Northover [Sat, 29 Mar 2014 16:59:27 +0000 (16:59 +0000)]
TableGen: don't save a StringRef to a local std::string.

This caused a failure in some Windows builds.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205109 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAvoid storing Twines.
Benjamin Kramer [Sat, 29 Mar 2014 16:54:29 +0000 (16:54 +0000)]
Avoid storing Twines.

While there nested ifs into a helper function. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205108 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Handle v2i64 comparisons
Hal Finkel [Sat, 29 Mar 2014 16:04:40 +0000 (16:04 +0000)]
[PowerPC] Handle v2i64 comparisons

v2i64 is a legal type under VSX, however we don't have native vector
comparisons. We can handle eq/ne by casting it to an Altivec type, but
everything else must be expanded.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205106 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM64: format register strings without creating a local Twine.
Tim Northover [Sat, 29 Mar 2014 15:35:57 +0000 (15:35 +0000)]
ARM64: format register strings without creating a local Twine.

It was causing horrible failures on some build-bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205105 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-mc: Fix build breakage caused by r205050.
Logan Chien [Sat, 29 Mar 2014 15:10:22 +0000 (15:10 +0000)]
llvm-mc: Fix build breakage caused by r205050.

When LLVM is not built with zlib, nocompression.s will test
for the error message.  But this test case will cause breakage
because the exit code is non-zero.  This commit fix this issue
by adding "not" to the command.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205102 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] VSX instruction latency corrections
Hal Finkel [Sat, 29 Mar 2014 13:20:31 +0000 (13:20 +0000)]
[PowerPC] VSX instruction latency corrections

The vector divide and sqrt instructions have high latencies, and the scalar
comparisons are like all of the others. On the P7, permutations take an extra
cycle over purely-simple vector ops.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205096 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRecommitted fix for PR18931, with extended tests set.
Stepan Dyatkovskiy [Sat, 29 Mar 2014 13:12:40 +0000 (13:12 +0000)]
Recommitted fix for PR18931, with extended tests set.
Issue subject: Crash using integrated assembler with immediate arithmetic

Fix description:
Expressions like 'cmp r0, #(l1 - l2) >> 3' could not be evaluated on asm parsing stage,
since it is impossible to resolve labels on this stage. In the end of stage we still have
expression (MCExpr).
Then, when we want to encode it, we expect it to be an immediate, but it still an expression.
Patch introduces a Fixup (MCFixup instance), that is processed after main encoding stage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205094 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM64: use 64-bit constant even on 32-bit machines
Tim Northover [Sat, 29 Mar 2014 11:51:49 +0000 (11:51 +0000)]
ARM64: use 64-bit constant even on 32-bit machines

Another existing bot failure so no tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205093 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM64: change format specifier to work on 32-bit targets
Tim Northover [Sat, 29 Mar 2014 11:47:07 +0000 (11:47 +0000)]
ARM64: change format specifier to work on 32-bit targets

Existing tests were failing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205092 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[ARM64] Fix 'assert("...")' to be 'assert(0 && "...")'. Otherwise, it is
Chandler Carruth [Sat, 29 Mar 2014 11:07:40 +0000 (11:07 +0000)]
[ARM64] Fix 'assert("...")' to be 'assert(0 && "...")'. Otherwise, it is
no assert at all. ;] Some of these should probably be switched to
llvm_unreachable, but I didn't want to perturb the behavior in this
patch.

Found by -Wstring-conversion, which I'll try to turn on in CMake builds
at least as it is finding useful things.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205091 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM64: initial backend import
Tim Northover [Sat, 29 Mar 2014 10:18:08 +0000 (10:18 +0000)]
ARM64: initial backend import

This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTableGen: avoid dereferencing nullptr variable
Tim Northover [Sat, 29 Mar 2014 09:03:22 +0000 (09:03 +0000)]
TableGen: avoid dereferencing nullptr variable

ARM64 ended up reaching odder parts of TableGen alias generation than
current backends and caused a segfault.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205089 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCodeGen: add sensible defaults for the ISD::FROUND operation
Tim Northover [Sat, 29 Mar 2014 09:03:18 +0000 (09:03 +0000)]
CodeGen: add sensible defaults for the ISD::FROUND operation

Some exotic types didn't know how to handle FROUND, which ARM64 uses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205088 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMC-exceptions: add support for compact-unwind without .eh_frame
Tim Northover [Sat, 29 Mar 2014 09:03:13 +0000 (09:03 +0000)]
MC-exceptions: add support for compact-unwind without .eh_frame

ARM64 has compact-unwind information, but doesn't necessarily want to
emit .eh_frame directives as well. This teaches MC about such a
situation so that it will skip .eh_frame info when compact unwind has
been successfully produced.

For functions incompatible with compact unwind, the normal information
is still written.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205087 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCodeGenPrep: wrangle IR to exploit AArch64 tbz/tbnz inst.
Tim Northover [Sat, 29 Mar 2014 08:22:29 +0000 (08:22 +0000)]
CodeGenPrep: wrangle IR to exploit AArch64 tbz/tbnz inst.

Given IR like:
    %bit = and %val, #imm-with-1-bit-set
    %tst = icmp %bit, 0
    br i1 %tst, label %true, label %false

some targets can emit just a single instruction (tbz/tbnz in the
AArch64 case). However, with ISel acting at the basic-block level, all
three instructions need to be together for this to be possible.

This adds another transformation to CodeGenPrep to expose these
opportunities, if targets opt in via the hook.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205086 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMC: add a RefKind field to MCValue
Tim Northover [Sat, 29 Mar 2014 08:22:20 +0000 (08:22 +0000)]
MC: add a RefKind field to MCValue

This is principally to allow neater mapping of fixups to relocations
in ARM64 ELF. Without this, there isn't enough information available
to GetRelocType, leading to many more fixup_arm64_... enumerators.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205085 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMachO: Add linker-optimisation hint framework to MC.
Tim Northover [Sat, 29 Mar 2014 07:34:53 +0000 (07:34 +0000)]
MachO: Add linker-optimisation hint framework to MC.

Another part of the ARM64 backend (so tests will be following soon).
This is currently used by the linker to relax adrp/ldr pairs into nops
where possible, though could well be more broadly applicable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205084 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMachO: actually set linker-private prefix at MC level.
Tim Northover [Sat, 29 Mar 2014 07:33:24 +0000 (07:33 +0000)]
MachO: actually set linker-private prefix at MC level.

This was accidentally omitted from r205081.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205083 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMachO: allow each section to have a linker-private symbol
Tim Northover [Sat, 29 Mar 2014 07:05:06 +0000 (07:05 +0000)]
MachO: allow each section to have a linker-private symbol

The upcoming ARM64 backend doesn't have section-relative relocations,
so we give each section its own symbol to provide this functionality.
Of course, it doesn't need to appear in the final executable, so
linker-private is the best kind for this purpose.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205081 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMake GetCPISymbol a virtual method.
Tim Northover [Sat, 29 Mar 2014 07:04:59 +0000 (07:04 +0000)]
Make GetCPISymbol a virtual method.

ARM64 for iOS is going to want to emit these symbols in a
linker-private style for efficiency, but other targets probably don't
want that behaviour.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205080 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIntrinsics: add LLVMHalfElementsVectorType constraint
Tim Northover [Sat, 29 Mar 2014 07:04:54 +0000 (07:04 +0000)]
Intrinsics: add LLVMHalfElementsVectorType constraint

This is like the LLVMMatchType, except the verifier checks that the
second argument is a vector with the same base type and half the
number of elements.

This will be used by the ARM64 backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205079 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCompletely rewrite ELFObjectWriter::RecordRelocation.
Rafael Espindola [Sat, 29 Mar 2014 06:26:49 +0000 (06:26 +0000)]
Completely rewrite ELFObjectWriter::RecordRelocation.

I started trying to fix a small issue, but this code has seen a small fix too
many.

The old code was fairly convoluted. Some of the issues it had:

* It failed to check if a symbol difference was in the some section when
  converting a relocation to pcrel.
* It failed to check if the relocation was already pcrel.
* The pcrel value computation was wrong in some cases (relocation-pc.s)
* It was missing quiet a few cases where it should not convert symbol
  relocations to section relocations, leaving the backends to patch it up.
* It would not propagate the fact that it had changed a relocation to pcrel,
  requiring a quiet nasty work around in ARM.
* It was missing comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205076 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Add subregister classes for f64 VSX values
Hal Finkel [Sat, 29 Mar 2014 05:29:01 +0000 (05:29 +0000)]
[PowerPC] Add subregister classes for f64 VSX values

We had stored both f64 values and v2f64, etc. values in the VSX registers. This
worked, but was suboptimal because we would always spill 16-byte values even
through we almost always had scalar 8-byte values. This resulted in an
increase in stack-size use, extra memory bandwidth, etc. To fix this, I've
added 64-bit subregisters of the Altivec registers, and combined those with the
existing scalar floating-point registers to form a class of VSX scalar
floating-point registers. The ABI code has also been enhanced to use this
register class and some other necessary improvements have been made.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205075 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoWindows: canonicalise the default windows triple
Saleem Abdulrasool [Sat, 29 Mar 2014 01:08:53 +0000 (01:08 +0000)]
Windows: canonicalise the default windows triple

Canonicalise the default triple that is used on Windows.  This should hopefully
fix the MSVC buildbots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205070 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[x86] Fix printing of register operands with q modifier.
Akira Hatanaka [Fri, 28 Mar 2014 23:28:07 +0000 (23:28 +0000)]
[x86] Fix printing of register operands with q modifier.

Emit 32-bit register names instead of 64-bit register names if the target does
not have 64-bit general purpose registers.

<rdar://problem/14653996>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205067 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug Compression: Avoid compression debug_frame for now
David Blaikie [Fri, 28 Mar 2014 21:48:31 +0000 (21:48 +0000)]
Debug Compression: Avoid compression debug_frame for now

Turns out debug_frame does use multiple fragments, so it doesn't
compress correctly with the current approach. Disable compressing it for
now while I figure out what's the best solution for it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205059 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoX86: Disable IsLegalToCallImmediateAddr for Win32
David Majnemer [Fri, 28 Mar 2014 21:40:47 +0000 (21:40 +0000)]
X86: Disable IsLegalToCallImmediateAddr for Win32

WinCOFF cannot form PC relative relocations to support absolute
MCValues.  We should reenable this once WinCOFF supports emission of
IMAGE_REL_I386_REL32 relocations.

This fixes PR19272.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205058 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd missing include (for r205050)
David Blaikie [Fri, 28 Mar 2014 21:00:25 +0000 (21:00 +0000)]
Add missing include (for r205050)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205053 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-mc: error when -compress-debug-sections is requested and zlib is not linked
David Blaikie [Fri, 28 Mar 2014 20:45:24 +0000 (20:45 +0000)]
llvm-mc: error when -compress-debug-sections is requested and zlib is not linked

This is a bit of a stab in the dark, since I have zlib on my machine.
Just going to bounce it off the bots & see if it sticks.

Do we have some convention for negative REQUIRES: checks? Or do I just
need to add a feature like I've done here?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205050 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Fix VSX permutation isel
Hal Finkel [Fri, 28 Mar 2014 20:24:55 +0000 (20:24 +0000)]
[PowerPC] Fix VSX permutation isel

Not only did I invert the indices when I wrote the code, but I also did the
same thing when I wrote the regression test. Oops.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205046 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoConvert one last llc -filetype=obj test.
Rafael Espindola [Fri, 28 Mar 2014 19:58:24 +0000 (19:58 +0000)]
Convert one last llc -filetype=obj test.

Unfortunately this one fails deep inside the mips backend, so xfail it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205042 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] v2[fi]64 need to be explicitly passed in VSX registers
Hal Finkel [Fri, 28 Mar 2014 19:58:11 +0000 (19:58 +0000)]
[PowerPC] v2[fi]64 need to be explicitly passed in VSX registers

v2[fi]64 values need to be explicitly passed in VSX registers. This is because
the code in TRI that finds the minimal register class given a register and a
value type will assert if given an Altivec register and a non-Altivec type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205041 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoConvert llc -filetype=obj test.
Rafael Espindola [Fri, 28 Mar 2014 19:41:33 +0000 (19:41 +0000)]
Convert llc -filetype=obj test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205040 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoConvert llc -filetype=obj test.
Rafael Espindola [Fri, 28 Mar 2014 19:38:20 +0000 (19:38 +0000)]
Convert llc -filetype=obj test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205039 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove bogus test.
Rafael Espindola [Fri, 28 Mar 2014 19:26:05 +0000 (19:26 +0000)]
Remove bogus test.

It was using "lc  -filetype=obj" just to pass the result to
"llvm-objdupm -disassemble" and then filecheck assembly.

The CHECK-NOT would never match anyway since it was missing $.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205036 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoConvert another llc -filetype=obj test.
Rafael Espindola [Fri, 28 Mar 2014 19:19:28 +0000 (19:19 +0000)]
Convert another llc -filetype=obj test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205033 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSupport: Functions for writing endian specific data to streams.
Justin Bogner [Fri, 28 Mar 2014 19:14:43 +0000 (19:14 +0000)]
Support: Functions for writing endian specific data to streams.

This adds a new header, EndianStream.h, which supplies an adaptor for
writing endian specific data to a raw_ostream.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205032 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMap ELf flags back to more specific section kinds.
Rafael Espindola [Fri, 28 Mar 2014 19:14:08 +0000 (19:14 +0000)]
Map ELf flags back to more specific section kinds.

With that, convert another llc -filetype=obj test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205031 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoParse .gpdword and convert another llc -filetype=obj test.
Rafael Espindola [Fri, 28 Mar 2014 18:50:26 +0000 (18:50 +0000)]
Parse .gpdword and convert another llc -filetype=obj test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205028 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoconvert another llc -filetype=obj test.
Rafael Espindola [Fri, 28 Mar 2014 18:34:31 +0000 (18:34 +0000)]
convert another llc -filetype=obj test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205027 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoConvert "llc -filetype=obj" test into llvm-mc tests.
Rafael Espindola [Fri, 28 Mar 2014 18:30:07 +0000 (18:30 +0000)]
Convert "llc -filetype=obj" test into llvm-mc tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205026 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSLPVectorizer: Take credit for free extractelement instructions
Arnold Schwaighofer [Fri, 28 Mar 2014 17:21:32 +0000 (17:21 +0000)]
SLPVectorizer: Take credit for free extractelement instructions

Extract element instructions that will be removed when vectorzing lower the
cost.

Patch by Arch D. Robison!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205020 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSLPVectorizer: Fix typos
Arnold Schwaighofer [Fri, 28 Mar 2014 17:21:27 +0000 (17:21 +0000)]
SLPVectorizer: Fix typos

Patch by Arch D. Robison!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205019 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSLPVectorizer: Ignore users that are insertelements we can reschedule them
Arnold Schwaighofer [Fri, 28 Mar 2014 17:21:22 +0000 (17:21 +0000)]
SLPVectorizer: Ignore users that are insertelements we can reschedule them

Patch by Arch D. Robison!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205018 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoException handling docs: Clarify how the llvm.eh.* intrinsics are used
Mark Seaborn [Fri, 28 Mar 2014 17:08:57 +0000 (17:08 +0000)]
Exception handling docs: Clarify how the llvm.eh.* intrinsics are used

The non-SJLJ and SJLJ intrinsics are generated by the frontend and
backend respectively.

Differential Revision: http://llvm-reviews.chandlerc.com/D3010

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205017 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoOnly test compression when linked with zlib.
David Blaikie [Fri, 28 Mar 2014 17:04:53 +0000 (17:04 +0000)]
Only test compression when linked with zlib.

I'll implement error handling and a negative test in both llvm-mc and
Clang soon.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205016 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd const to a method I missed in the previous commit.
Rafael Espindola [Fri, 28 Mar 2014 16:14:12 +0000 (16:14 +0000)]
Add const to a method I missed in the previous commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205014 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd const.
Rafael Espindola [Fri, 28 Mar 2014 16:06:09 +0000 (16:06 +0000)]
Add const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205013 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "InstCombine: merge constants in both operands of icmp."
Erik Verbruggen [Fri, 28 Mar 2014 14:50:57 +0000 (14:50 +0000)]
Revert "InstCombine: merge constants in both operands of icmp."

This reverts commit r204912, and follow-up commit r204948.

This introduced a performance regression, and the fix is not completely
clear yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205010 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "GVN: merge overflow intrinsics with non-overflow instructions."
Erik Verbruggen [Fri, 28 Mar 2014 14:42:34 +0000 (14:42 +0000)]
Revert "GVN: merge overflow intrinsics with non-overflow instructions."

This reverts commit r203553, and follow-up commits r203558 and r203574.

I will follow this up on the mailinglist to do it in a way that won't
cause subtle PRE bugs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205009 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd ARM big endian Target (armeb, thumbeb)
Christian Pirker [Fri, 28 Mar 2014 14:35:30 +0000 (14:35 +0000)]
Add ARM big endian Target (armeb, thumbeb)

Reviewed at http://llvm-reviews.chandlerc.com/D3095

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205007 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600: avoid calling std::next on an iterator that might be end()
Tim Northover [Fri, 28 Mar 2014 13:52:56 +0000 (13:52 +0000)]
R600: avoid calling std::next on an iterator that might be end()

This was causing my llc to go into an infinite loop on
CodeGen/R600/address-space.ll (just triggered recently by some allocator
changes).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205005 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoIntrinsics: expand semantics of LLVMExtendedVectorType (& trunc)
Tim Northover [Fri, 28 Mar 2014 12:31:39 +0000 (12:31 +0000)]
Intrinsics: expand semantics of LLVMExtendedVectorType (& trunc)

These are used in the ARM backends to aid type-checking on patterns involving
intrinsics. By making sure one argument is an extended/truncated version of
another.

However, there's no reason to limit them to just vectors types. For example
AArch64 has the instruction "uqshrn sD, dN, #imm" which would naturally use an
intrinsic taking an i64 and returning an i32.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205003 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[Allocator Cleanup] Sink the private data members and methods to the
Chandler Carruth [Fri, 28 Mar 2014 09:18:42 +0000 (09:18 +0000)]
[Allocator Cleanup] Sink the private data members and methods to the
bottom of the interface to make it easier to scan and find the public
API.

No functionality changed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204996 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[Allocator Cleanup] Move generic pointer alignment helper out of an
Chandler Carruth [Fri, 28 Mar 2014 09:08:14 +0000 (09:08 +0000)]
[Allocator Cleanup] Move generic pointer alignment helper out of an
out-of-line private static method and into the collection of inline
alignment helpers in MathExtras.h.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204995 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[Allocator Cleanup] Make the growth of the "slab" size of the
Chandler Carruth [Fri, 28 Mar 2014 08:53:25 +0000 (08:53 +0000)]
[Allocator Cleanup] Make the growth of the "slab" size of the
BumpPtrAllocator significantly less strange by making it a simple
function of the number of slabs allocated rather than by making it
a recurrance. I *think* the previous behavior was essentially that the
size of the slabs would be doubled after the first 128 were allocated,
and then doubled again each time 64 more were allocated, but only if
every allocation packed perfectly into the slab size. If not, the wasted
space wouldn't be counted toward increasing the size, but allocations
over the size threshold *would*. And since the allocations over the size
threshold might be much larger than the slab size, this could have
somewhat surprising consequences where we rapidly grow the slab size.

This currently requires adding state to the allocator to track the
number of slabs currently allocated, but that isn't too bad. I'm
planning further changes to the allocator that will make this state fall
out even more naturally.

It still doesn't fully decouple the growth rate from the allocations
which are over the size threshold. That fix is coming later.

This specific fix will allow making the entire thing into a more
stateless device and lifting the parameters into template parameters
rather than runtime parameters.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204993 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[cleanup] Hoist the initialization and constants for slab sizes to the
Chandler Carruth [Fri, 28 Mar 2014 08:53:08 +0000 (08:53 +0000)]
[cleanup] Hoist the initialization and constants for slab sizes to the
top of the default jit memory manager. This will allow them to be used
as template parameters rather than runtime parameters in a subsequent
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204992 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoPBQP: Minor cleanups to r204857
David Blaikie [Thu, 27 Mar 2014 23:42:21 +0000 (23:42 +0000)]
PBQP: Minor cleanups to r204857

* Use assignment instead of swap (since the original value is being
  destroyed anyway)

* Rename "updateAdjEdgeId" to "setAdjEdgeId"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204983 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoC++11: convert verbose loops to range-based loops.
Adrian Prantl [Thu, 27 Mar 2014 23:30:04 +0000 (23:30 +0000)]
C++11: convert verbose loops to range-based loops.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204981 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Use a small cleanup pass to remove VSX self copies
Hal Finkel [Thu, 27 Mar 2014 23:12:31 +0000 (23:12 +0000)]
[PowerPC] Use a small cleanup pass to remove VSX self copies

As explained in r204976, because of how the allocation of VSX registers
interacts with the call-lowering code, we sometimes end up generating self VSX
copies. Specifically, things like this:
  %VSL2<def> = COPY %F2, %VSL2<imp-use,kill>
(where %F2 is really a sub-register of %VSL2, and so this copy is a nop)

This adds a small cleanup pass to remove these prior to post-RA scheduling.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204980 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoProvide a target override for the cost of using a callee-saved register
Manman Ren [Thu, 27 Mar 2014 23:10:04 +0000 (23:10 +0000)]
Provide a target override for the cost of using a callee-saved register
for the first time.

Thanks Andy for the discussion.
rdar://16162005

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204979 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCanonicalise Windows target triple spellings
Saleem Abdulrasool [Thu, 27 Mar 2014 22:50:05 +0000 (22:50 +0000)]
Canonicalise Windows target triple spellings

Construct a uniform Windows target triple nomenclature which is congruent to the
Linux counterpart.  The old triples are normalised to the new canonical form.
This cleans up the long-standing issue of odd naming for various Windows
environments.

There are four different environments on Windows:

MSVC: The MS ABI, MSVCRT environment as defined by Microsoft
GNU: The MinGW32/MinGW32-W64 environment which uses MSVCRT and auxiliary libraries
Itanium: The MSVCRT environment + libc++ built with Itanium ABI
Cygnus: The Cygwin environment which uses custom libraries for everything

The following spellings are now written as:

i686-pc-win32 => i686-pc-windows-msvc
i686-pc-mingw32 => i686-pc-windows-gnu
i686-pc-cygwin => i686-pc-windows-cygnus

This should be sufficiently flexible to allow us to target other windows
environments in the future as necessary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204977 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Don't remove self VSX copies in PPCInstrInfo::copyPhysReg
Hal Finkel [Thu, 27 Mar 2014 22:46:28 +0000 (22:46 +0000)]
[PowerPC] Don't remove self VSX copies in PPCInstrInfo::copyPhysReg

Because of how the allocation of VSX registers interacts with the call-lowering
code, we sometimes end up generating self VSX copies. Specifically, things like
this:
  %VSL2<def> = COPY %F2, %VSL2<imp-use,kill>
(where %F2 is really a sub-register of %VSL2, and so this copy is a nop)

The problem is that ExpandPostRAPseudos always assumes that *some* instruction
has been inserted, and adds implicit defs to it. This is a problem if no copy
was inserted because it can cause subtle problems during post-RA scheduling.
These self copies will have to be removed some other way.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204976 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTemporarily remove assert while I dig in to issues that it's causing for LLDB.
Lang Hames [Thu, 27 Mar 2014 22:45:42 +0000 (22:45 +0000)]
Temporarily remove assert while I dig in to issues that it's causing for LLDB.

<rdar://problem/16349536>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204975 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "[C++11] Do not check __GXX_EXPERIMENTAL_CXX0X__."
Rui Ueyama [Thu, 27 Mar 2014 22:36:06 +0000 (22:36 +0000)]
Revert "[C++11] Do not check __GXX_EXPERIMENTAL_CXX0X__."

This reverts commit r204964 because it disabled "= delete", "constexpr"
and "explicit" on GCC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204973 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[X86][Vector Cost Model] Add a comment to explain the workaround
Quentin Colombet [Thu, 27 Mar 2014 22:27:41 +0000 (22:27 +0000)]
[X86][Vector Cost Model] Add a comment to explain the workaround
in my previous commit (r204884).

<rdar://problem/16381225>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204972 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Fix v2f64 vector extract and related patterns
Hal Finkel [Thu, 27 Mar 2014 22:22:48 +0000 (22:22 +0000)]
[PowerPC] Fix v2f64 vector extract and related patterns

First, v2f64 vector extract had not been declared legal (and so the existing
patterns were not being used). Second, the patterns for that, and for
scalar_to_vector, should really be a regclass copy, not a subregister
operation, because the VSX registers directly hold both the vector and scalar data.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204971 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[C++11] Do not check __GXX_EXPERIMENTAL_CXX0X__.
Rui Ueyama [Thu, 27 Mar 2014 21:56:29 +0000 (21:56 +0000)]
[C++11] Do not check __GXX_EXPERIMENTAL_CXX0X__.

Summary: Checking the experimental flag for C++0x is no longer needed.

Differential Revision: http://llvm-reviews.chandlerc.com/D3206

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204964 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[PowerPC] Expand v2i64 shifts
Hal Finkel [Thu, 27 Mar 2014 21:26:33 +0000 (21:26 +0000)]
[PowerPC] Expand v2i64 shifts

These operations need to be expanded during legalization so that isel does not
crash. In theory, we might be able to custom lower some of these. That,
however, would need to be follow-up work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204963 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRegister Allocator: refactoring and add comments.
Manman Ren [Thu, 27 Mar 2014 21:21:57 +0000 (21:21 +0000)]
Register Allocator: refactoring and add comments.

No functionality change. Thanks Andy for reviewing.

rdar://16162005

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204962 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove another unused argument.
Rafael Espindola [Thu, 27 Mar 2014 20:49:35 +0000 (20:49 +0000)]
Remove another unused argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204961 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoWin installer: provide a pretty icon
Hans Wennborg [Thu, 27 Mar 2014 20:48:37 +0000 (20:48 +0000)]
Win installer: provide a pretty icon

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204960 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugInfo: Support for compressed debug info sections
David Blaikie [Thu, 27 Mar 2014 20:45:58 +0000 (20:45 +0000)]
DebugInfo: Support for compressed debug info sections

1) When creating a .debug_* section and instead create a .zdebug_
   section.
2) When creating a fragment in a .zdebug_* section, make it a compressed
   fragment.
3) When computing the size of a compressed section, compress the data
   and use the size of the compressed data.
4) Emit the compressed bytes.

Also, check that only if a section has a compressed fragment, then that
is the only fragment in the section.

Assert-fail if the fragment's data is modified after it is compressed.

Initial review on llvm-commits by Eric Christopher and Rafael Espindola.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204958 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugInfo: TargetOptions/MCAsmInfo support for compressed debug info sections
David Blaikie [Thu, 27 Mar 2014 20:45:41 +0000 (20:45 +0000)]
DebugInfo: TargetOptions/MCAsmInfo support for compressed debug info sections

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204957 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove unused argument.
Rafael Espindola [Thu, 27 Mar 2014 20:41:17 +0000 (20:41 +0000)]
Remove unused argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204956 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoInstCombine: Don't combine constants on unsigned icmps
Reid Kleckner [Thu, 27 Mar 2014 17:49:27 +0000 (17:49 +0000)]
InstCombine: Don't combine constants on unsigned icmps

Fixes a miscompile introduced in r204912.  It would miscompile code like
(unsigned)(a + -49) <= 5U.  The transform would turn this into
(unsigned)a < 55U, which would return true for values in [0, 49], when
it should not.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204948 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600: Implement isZExtFree.
Matt Arsenault [Thu, 27 Mar 2014 17:23:31 +0000 (17:23 +0000)]
R600: Implement isZExtFree.

This allows 64-bit operations that are truncated to be reduced
to 32-bit ones.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204946 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Fix unreachable with a sext_in_reg to an illegal type.
Matt Arsenault [Thu, 27 Mar 2014 17:23:24 +0000 (17:23 +0000)]
R600/SI: Fix unreachable with a sext_in_reg to an illegal type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204945 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Some uses of isMips64()/hasMips64() are really tests for 64-bit GPR's
Daniel Sanders [Thu, 27 Mar 2014 16:42:17 +0000 (16:42 +0000)]
[mips] Some uses of isMips64()/hasMips64() are really tests for 64-bit GPR's

Summary:
No functional change since these predicates are (currently) synonymous.

Extracted from a patch by David Chisnall
His work was sponsored by: DARPA, AFRL

Differential Revision: http://llvm-reviews.chandlerc.com/D3202

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204943 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[AArch64] Lower SHL_PARTS, SRA_PARTS and SRL_PARTS
Logan Chien [Thu, 27 Mar 2014 16:28:09 +0000 (16:28 +0000)]
[AArch64] Lower SHL_PARTS, SRA_PARTS and SRL_PARTS

Lower SHL_PARTS, SRA_PARTS and SRL_PARTS to perform 128-bit integer shift

Patch by GuanHong Liu.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204940 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoPrevent alias from pointing to weak aliases.
Rafael Espindola [Thu, 27 Mar 2014 15:26:56 +0000 (15:26 +0000)]
Prevent alias from pointing to weak aliases.

This adds back r204781.

Original message:

Aliases are just another name for a position in a file. As such, the
regular symbol resolutions are not applied. For example, given

define void @my_func() {
  ret void
}
@my_alias = alias weak void ()* @my_func
@my_alias2 = alias void ()* @my_alias

We produce without this patch:

        .weak   my_alias
my_alias = my_func
        .globl  my_alias2
my_alias2 = my_alias

That is, in the resulting ELF file my_alias, my_func and my_alias are
just 3 names pointing to offset 0 of .text. That is *not* the
semantics of IR linking. For example, linking in a

@my_alias = alias void ()* @other_func

would require the strong my_alias to override the weak one and
my_alias2 would end up pointing to other_func.

There is no way to represent that with aliases being just another
name, so the best solution seems to be to just disallow it, converting
a miscompile into an error.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204934 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Attempting to use register $32 should be an error instead of an assertion.
Daniel Sanders [Thu, 27 Mar 2014 15:00:44 +0000 (15:00 +0000)]
[mips] Attempting to use register $32 should be an error instead of an assertion.

Reviewers: matheusalmeida

Reviewed By: matheusalmeida

Differential Revision: http://llvm-reviews.chandlerc.com/D3201

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204932 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoThe forward declare should be a struct instead of a class (to be consistent with...
Aaron Ballman [Thu, 27 Mar 2014 14:10:00 +0000 (14:10 +0000)]
The forward declare should be a struct instead of a class (to be consistent with the definition, as well as to silence an MSVC C4099 warning).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204928 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Add support for .cpsetup
Daniel Sanders [Thu, 27 Mar 2014 13:52:53 +0000 (13:52 +0000)]
[mips] Add support for .cpsetup

Summary:
Patch by Robert N. M. Watson
His work was sponsored by: DARPA, AFRL

Small corrections by myself.

CC: theraven, matheusalmeida
Differential Revision: http://llvm-reviews.chandlerc.com/D3199

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204924 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] The decision between GOT_DISP and GOT16 for global addresses depends on ABI...
Daniel Sanders [Thu, 27 Mar 2014 12:49:34 +0000 (12:49 +0000)]
[mips] The decision between GOT_DISP and GOT16 for global addresses depends on ABI rather than MIPS64

Summary: No functional change (for supported use cases)

Reviewers: matheusalmeida

Reviewed By: matheusalmeida

Differential Revision: http://llvm-reviews.chandlerc.com/D3191

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204922 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSplit the file MipsAsmBackend.cpp in Split the file MipsAsmBackend.cpp and Split...
Zoran Jovanovic [Thu, 27 Mar 2014 12:38:40 +0000 (12:38 +0000)]
Split the file MipsAsmBackend.cpp in Split the file MipsAsmBackend.cpp and Split the file MipsAsmBackend.h.
Differential Revision: http://llvm-reviews.chandlerc.com/D3134

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204921 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAll new elements except the last one initialized to NULL. Ideally, once parsing is...
Karthik Bhat [Thu, 27 Mar 2014 12:08:23 +0000 (12:08 +0000)]
All new elements except the last one initialized to NULL. Ideally, once parsing is complete, all elements should be non-NULL.
To safe-guard BitcodeReader, this patch adds null check for all access to these list.
Patch by Dinesh Dwivedi!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204920 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Remove unused private field.
Matheus Almeida [Thu, 27 Mar 2014 12:02:48 +0000 (12:02 +0000)]
[mips] Remove unused private field.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204919 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] NaCl should now use the custom MipsELFStreamer (recently added) in spite
Matheus Almeida [Thu, 27 Mar 2014 11:52:20 +0000 (11:52 +0000)]
[mips] NaCl should now use the custom MipsELFStreamer (recently added) in spite
of MCELFStreamer.

This is so that changes to MipsELFStreamer will automatically propagate through
its subclasses.

No functional changes (MipsELFStreamer has the same functionality of MCELFStreamer
at the moment).

Differential Revision: http://llvm-reviews.chandlerc.com/D3130

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204918 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Implement custom MCELFStreamer.
Matheus Almeida [Thu, 27 Mar 2014 11:39:03 +0000 (11:39 +0000)]
[mips] Implement custom MCELFStreamer.

This allows us to insert some hooks before emitting data into an actual object file.
For example, we can capture the register usage for a translation unit by overriding
the EmitInstruction method. The register usage information is needed to generate
.reginfo and .Mips.options ELF sections.

No functional changes.

Differential Revision: http://llvm-reviews.chandlerc.com/D3129

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204917 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoUntabify.
NAKAMURA Takumi [Thu, 27 Mar 2014 11:38:28 +0000 (11:38 +0000)]
Untabify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204916 91177308-0d34-0410-b5e6-96231b3b80d8