oota-llvm.git
11 years agoChange '@SECREL' suffix to GAS-compatible '@SECREL32'.
Benjamin Kramer [Sat, 30 Mar 2013 16:21:50 +0000 (16:21 +0000)]
Change '@SECREL' suffix to GAS-compatible '@SECREL32'.

'@SECREL' is what is used by the Microsoft assembler, but GNU as expects '@SECREL32'.
With the patch, the MC-generated code works fine in combination with a recent GNU as (2.23.51.20120920 here).

Patch by David Nadlinger!
Differential Revision: http://llvm-reviews.chandlerc.com/D429

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178427 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] llvmbugs is not the place for patches.
Sean Silva [Sat, 30 Mar 2013 15:33:02 +0000 (15:33 +0000)]
[docs] llvmbugs is not the place for patches.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178426 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] Annotate mailing lists with their "name".
Sean Silva [Sat, 30 Mar 2013 15:33:01 +0000 (15:33 +0000)]
[docs] Annotate mailing lists with their "name".

Nobody says "the developer's list" or "commits archive"; they always say
"llvmdev" or "llvm-commits". It makes sense for our documentation to
at least make that association explicitly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178425 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] Reorganize mailing lists.
Sean Silva [Sat, 30 Mar 2013 15:32:54 +0000 (15:32 +0000)]
[docs] Reorganize mailing lists.

Order them roughly by "which one should a newbie join first".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178424 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] Pull IRC and Mailing Lists under a new "Community" heading.
Sean Silva [Sat, 30 Mar 2013 15:32:51 +0000 (15:32 +0000)]
[docs] Pull IRC and Mailing Lists under a new "Community" heading.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178423 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] The GEP FAQ is not "design and overview"
Sean Silva [Sat, 30 Mar 2013 15:32:50 +0000 (15:32 +0000)]
[docs] The GEP FAQ is not "design and overview"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178422 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] Put DeveloperPolicy under "Development Process Documentation"
Sean Silva [Sat, 30 Mar 2013 15:32:47 +0000 (15:32 +0000)]
[docs] Put DeveloperPolicy under "Development Process Documentation"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178421 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPut private class into an anonmyous namespace.
Benjamin Kramer [Sat, 30 Mar 2013 15:23:08 +0000 (15:23 +0000)]
Put private class into an anonmyous namespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178420 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[NVPTX] Remove support for SM < 2.0. This was never fully supported anyway.
Justin Holewinski [Sat, 30 Mar 2013 14:29:30 +0000 (14:29 +0000)]
[NVPTX] Remove support for SM < 2.0.  This was never fully supported anyway.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178417 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[NVPTX] Add NVVMReflect pass to allow compile-time selection of
Justin Holewinski [Sat, 30 Mar 2013 14:29:25 +0000 (14:29 +0000)]
[NVPTX] Add NVVMReflect pass to allow compile-time selection of
specific code paths.

This allows us to write code like:

  if (__nvvm_reflect("FOO"))
    // Do something
  else
    // Do something else

and compile into a library, then give "FOO" a value at kernel
compile-time so the check becomes a no-op.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178416 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[NVPTX] Run clang-format on all NVPTX sources.
Justin Holewinski [Sat, 30 Mar 2013 14:29:21 +0000 (14:29 +0000)]
[NVPTX] Run clang-format on all NVPTX sources.

Hopefully this resolves any outstanding style issues and gives us
an automated way of ensuring we conform to the style guidelines.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178415 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoObject: Turn a couple of degenerate for loops into while loops.
Benjamin Kramer [Sat, 30 Mar 2013 13:07:51 +0000 (13:07 +0000)]
Object: Turn a couple of degenerate for loops into while loops.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178413 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoImplement XOR reassociation. It is based on following rules:
Shuxin Yang [Sat, 30 Mar 2013 02:15:01 +0000 (02:15 +0000)]
Implement XOR reassociation. It is based on following rules:

  rule 1: (x | c1) ^ c2 => (x & ~c1) ^ (c1^c2),
     only useful when c1=c2
  rule 2: (x & c1) ^ (x & c2) = (x & (c1^c2))
  rule 3: (x | c1) ^ (x | c2) = (x & c3) ^ c3 where c3 = c1 ^ c2
  rule 4: (x | c1) ^ (x & c2) => (x & c3) ^ c1, where c3 = ~c1 ^ c2

 It reduces an application's size (in terms of # of instructions) by 8.9%.
 Reviwed by Pete Cooper. Thanks a lot!

 rdar://13212115

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178409 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Add patterns for DSP indexed load instructions.
Akira Hatanaka [Sat, 30 Mar 2013 02:14:45 +0000 (02:14 +0000)]
[mips] Add patterns for DSP indexed load instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178408 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define reg+imm load/store pattern templates.
Akira Hatanaka [Sat, 30 Mar 2013 02:01:48 +0000 (02:01 +0000)]
[mips] Define reg+imm load/store pattern templates.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178407 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Fix DSP instructions to have explicit accumulator register operands.
Akira Hatanaka [Sat, 30 Mar 2013 01:58:00 +0000 (01:58 +0000)]
[mips] Fix DSP instructions to have explicit accumulator register operands.

Check that instruction selection can select multiply-add/sub DSP instructions
from a pattern that doesn't have intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178406 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove unused variables.
Akira Hatanaka [Sat, 30 Mar 2013 01:46:28 +0000 (01:46 +0000)]
Remove unused variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178405 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Move the code which does dag-combine for multiply-add/sub nodes to
Akira Hatanaka [Sat, 30 Mar 2013 01:42:24 +0000 (01:42 +0000)]
[mips] Move the code which does dag-combine for multiply-add/sub nodes to
derived class MipsSETargetLowering.

We shouldn't be generating madd/msub nodes if target is Mips16, since Mips16
doesn't have support for multipy-add/sub instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178404 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Fix definitions of multiply, multiply-add/sub and divide instructions.
Akira Hatanaka [Sat, 30 Mar 2013 01:36:35 +0000 (01:36 +0000)]
[mips] Fix definitions of multiply, multiply-add/sub and divide instructions.

The new instructions have explicit register output operands and use table-gen
patterns instead of C++ code to do instruction selection.

Mips16's instructions are unaffected by this change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178403 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Remove function getFPBranchCodeFromCond. Rename invertFPCondCodeAdd.
Akira Hatanaka [Sat, 30 Mar 2013 01:16:38 +0000 (01:16 +0000)]
[mips] Remove function getFPBranchCodeFromCond. Rename invertFPCondCodeAdd.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178396 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix indentation.
Akira Hatanaka [Sat, 30 Mar 2013 01:15:17 +0000 (01:15 +0000)]
Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178395 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Add mips-specific nodes which will be used to select multiply and divide
Akira Hatanaka [Sat, 30 Mar 2013 01:14:04 +0000 (01:14 +0000)]
[mips] Add mips-specific nodes which will be used to select multiply and divide
instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178394 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Implement getRepRegClassFor in MipsSETargetLowering. This function is
Akira Hatanaka [Sat, 30 Mar 2013 01:12:05 +0000 (01:12 +0000)]
[mips] Implement getRepRegClassFor in MipsSETargetLowering. This function is
called in several places in ScheduleDAGRRList.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178393 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Fix MipsSEInstrInfo::copyPhysReg, loadRegFromStack and storeRegToStack
Akira Hatanaka [Sat, 30 Mar 2013 01:08:05 +0000 (01:08 +0000)]
[mips] Fix MipsSEInstrInfo::copyPhysReg, loadRegFromStack and storeRegToStack
to handle accumulator registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178392 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Expand pseudo load, store and copy instructions right before
Akira Hatanaka [Sat, 30 Mar 2013 01:04:11 +0000 (01:04 +0000)]
[mips] Expand pseudo load, store and copy instructions right before
callee-saved scan.

The code makes use of register's scavenger's capability to spill multiple
registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178391 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define pseudo instructions for spilling and copying accumulator
Akira Hatanaka [Sat, 30 Mar 2013 00:54:52 +0000 (00:54 +0000)]
[mips] Define pseudo instructions for spilling and copying accumulator
registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178390 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse SmallVectorImpl instead of SmallVector at the uses.
Eric Christopher [Fri, 29 Mar 2013 23:34:06 +0000 (23:34 +0000)]
Use SmallVectorImpl instead of SmallVector at the uses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178386 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRun the ObjCARCContract pass for LTO. <rdar://problem/13538084>
Bob Wilson [Fri, 29 Mar 2013 23:28:55 +0000 (23:28 +0000)]
Run the ObjCARCContract pass for LTO. <rdar://problem/13538084>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178385 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpdated test0 of retain-not-declared.ll to reflect the fact that objc-arc-expand...
Michael Gottesman [Fri, 29 Mar 2013 22:44:59 +0000 (22:44 +0000)]
Updated test0 of retain-not-declared.ll to reflect the fact that objc-arc-expand runs before objc-arc/objc-arc-contract.

Specifically, objc-arc-expand will make sure that the
objc_retainAutoreleasedReturnValue, objc_autoreleaseReturnValue, and ret
will all have %call as an argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178382 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSmallVector and SmallPtrSet allocations now power-of-two aligned.
Jean-Luc Duprat [Fri, 29 Mar 2013 22:07:12 +0000 (22:07 +0000)]
SmallVector and SmallPtrSet allocations now power-of-two aligned.
This time tested on both OSX and Linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178377 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] The STL "binary search" has a non-obvious name.
Sean Silva [Fri, 29 Mar 2013 21:57:47 +0000 (21:57 +0000)]
[docs] The STL "binary search" has a non-obvious name.

std::lower_bound is the canonical "binary search" in the STL
(std::binary_search generally is not what you want). The name actually
makes a lot of sense (and also has a beautiful symmetry with the
std::upper_bound algorithm). The name is nonetheless non-obvious.

Also, remove mention of "radix search". It's not even clear how that
would work in the context of a sorted vector. AFAIK "radix search" only
makes sense when you have a trie-like data structure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178376 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoExclude the X86/complex-fca.ll test at it probably wasn't supposed to work on Windows
Timur Iskhodzhanov [Fri, 29 Mar 2013 21:54:00 +0000 (21:54 +0000)]
Exclude the X86/complex-fca.ll test at it probably wasn't supposed to work on Windows

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178375 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd clang.arc.used to ModuleHasARC so ARC always runs if said call is present in...
Michael Gottesman [Fri, 29 Mar 2013 21:15:23 +0000 (21:15 +0000)]
Add clang.arc.used to ModuleHasARC so ARC always runs if said call is present in a module.

clang.arc.used is an interesting call for ARC since ObjCARCContract
needs to run to remove said intrinsic to avoid a linker error (since the
call does not exist).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178369 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Add emitFrameIndexDebugValue function to emit debug information.
Jyotsna Verma [Fri, 29 Mar 2013 21:09:53 +0000 (21:09 +0000)]
Hexagon: Add emitFrameIndexDebugValue function to emit debug information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178368 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse 12 as the magic number for our abbreviation data and our
Eric Christopher [Fri, 29 Mar 2013 20:23:06 +0000 (20:23 +0000)]
Use 12 as the magic number for our abbreviation data and our
die values. A lot of DIEs have 10 attributes in C++ code (example
clang), none had more than 12. Seems like a good default.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178366 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMove the construction of the skeleton compile unit after the
Eric Christopher [Fri, 29 Mar 2013 20:23:02 +0000 (20:23 +0000)]
Move the construction of the skeleton compile unit after the
entire original compile unit has been constructed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178365 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agomove testcase into appropriate X86 subdirectory.
Adrian Prantl [Fri, 29 Mar 2013 20:14:08 +0000 (20:14 +0000)]
move testcase into appropriate X86 subdirectory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178364 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoImplement FRINT lowering on PPC using frin
Hal Finkel [Fri, 29 Mar 2013 19:41:55 +0000 (19:41 +0000)]
Implement FRINT lowering on PPC using frin

Like nearbyint, rint can be implemented on PPC using the frin instruction. The
complication comes from the fact that rint needs to set the FE_INEXACT flag
when the result does not equal the input value (and frin does not do that). As
a result, we use a custom inserter which, after the rounding, compares the
rounded value with the original, and if they differ, explicitly sets the XX bit
in the FPSCR register (which corresponds to FE_INEXACT).

Once LLVM has better modeling of the floating-point environment we should be
able to (often) eliminate this extra complexity.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178362 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define a function which returns the GPR register class.
Akira Hatanaka [Fri, 29 Mar 2013 19:17:42 +0000 (19:17 +0000)]
[mips] Define a function which returns the GPR register class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178359 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix TableGen subtarget-emitter to handle A9/Swift.
Andrew Trick [Fri, 29 Mar 2013 19:08:31 +0000 (19:08 +0000)]
Fix TableGen subtarget-emitter to handle A9/Swift.

A9 uses itinerary classes, Swift uses RW lists. This tripped some
verification when we're expanding variants. I had to refine the
verification a bit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178357 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoBuild fixes for STLPort + GCC
Matt Arsenault [Fri, 29 Mar 2013 18:48:45 +0000 (18:48 +0000)]
Build fixes for STLPort + GCC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178356 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix loop style
Matt Arsenault [Fri, 29 Mar 2013 18:48:42 +0000 (18:48 +0000)]
Fix loop style

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178355 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSplit the llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m testcase into a CFE...
Adrian Prantl [Fri, 29 Mar 2013 18:08:14 +0000 (18:08 +0000)]
Split the llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m testcase into a CFE and LLVM part.
rdar://problem/12767564

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178353 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the old CodePlacementOpt pass.
Benjamin Kramer [Fri, 29 Mar 2013 17:14:24 +0000 (17:14 +0000)]
Remove the old CodePlacementOpt pass.

It was superseded by MachineBlockPlacement and disabled by default since LLVM 3.1.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178349 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a typo
Nadav Rotem [Fri, 29 Mar 2013 16:34:23 +0000 (16:34 +0000)]
Fix a typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178346 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Disable DwarfUsesInlineInfoSection flag.
Jyotsna Verma [Fri, 29 Mar 2013 15:46:12 +0000 (15:46 +0000)]
Hexagon: Disable DwarfUsesInlineInfoSection flag.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178345 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd PPC FP rounding instructions fri[mnpz]
Hal Finkel [Fri, 29 Mar 2013 08:57:48 +0000 (08:57 +0000)]
Add PPC FP rounding instructions fri[mnpz]

These instructions are available on the P5x (and later) and on the A2. They
implement the standard floating-point rounding operations (floor, trunc, etc.).
One caveat: frin (round to nearest) does not implement "ties to even", and so
is only enabled in fast-math mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178337 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert "Fix allocations of SmallVector and SmallPtrSet so they are more prone to"
Rafael Espindola [Fri, 29 Mar 2013 07:11:21 +0000 (07:11 +0000)]
Revert "Fix allocations of SmallVector and SmallPtrSet so they are more prone to"

This reverts commit 617330909f0c26a3f2ab8601a029b9bdca48aa61.

It broke the bots:

/home/clangbuild2/clang-ppc64-2/llvm.src/unittests/ADT/SmallVectorTest.cpp:150: PushPopTest
/home/clangbuild2/clang-ppc64-2/llvm.src/unittests/ADT/SmallVectorTest.cpp:118: Failure
Value of: v[i].getValue()
  Actual: 0
Expected: value
Which is: 2

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178334 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix allocations of SmallVector and SmallPtrSet so they are more prone to
Jean-Luc Duprat [Fri, 29 Mar 2013 05:45:22 +0000 (05:45 +0000)]
Fix allocations of SmallVector and SmallPtrSet so they are more prone to
being power-of-two sized.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178332 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemoved trailing whitespace.
Michael Gottesman [Fri, 29 Mar 2013 05:13:07 +0000 (05:13 +0000)]
Removed trailing whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178329 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Change type of accumulator registers to Untyped. Add two more accumulator
Akira Hatanaka [Fri, 29 Mar 2013 03:27:21 +0000 (03:27 +0000)]
[mips] Change type of accumulator registers to Untyped. Add two more accumulator
register classes for Mips64 and DSP-ASE.

No functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178328 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Define overloaded versions of storeRegToStack and loadRegFromStack.
Akira Hatanaka [Fri, 29 Mar 2013 02:14:12 +0000 (02:14 +0000)]
[mips] Define overloaded versions of storeRegToStack and loadRegFromStack.

No functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178327 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[mips] Add parameter Alignment to MipsFrameLowering's constructor.
Akira Hatanaka [Fri, 29 Mar 2013 01:51:04 +0000 (01:51 +0000)]
[mips] Add parameter Alignment to MipsFrameLowering's constructor.

No functionality changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178326 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert r178166. According to Howard, this code is actually ok.
Dan Gohman [Fri, 29 Mar 2013 00:13:08 +0000 (00:13 +0000)]
Revert r178166. According to Howard, this code is actually ok.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178319 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Mips Assembler] Add support for OR macro with imediate opperand
Jack Carter [Thu, 28 Mar 2013 23:45:13 +0000 (23:45 +0000)]
[Mips Assembler] Add support for OR macro with imediate opperand

Mips assembler supports macros that allows the OR instruction
to have an immediate parameter. This patch adds an instruction
alias that converts this macro into a Mips ORI instruction.

Contributer: Vladimir Medic

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178316 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd support of RDSEED defined in AVX2 extension
Michael Liao [Thu, 28 Mar 2013 23:41:26 +0000 (23:41 +0000)]
Add support of RDSEED defined in AVX2 extension

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178314 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoEnhance boolean simplification to handle 16-/64-bit RDRAND
Michael Liao [Thu, 28 Mar 2013 23:38:52 +0000 (23:38 +0000)]
Enhance boolean simplification to handle 16-/64-bit RDRAND

- RDRAND always clears the destination value when a random value is not
  available (i.e. CF == 0). This value is truncated or zero-extended as
  the false boolean value to be returned. Boolean simplification needs
  to skip this 'zext' or 'trunc' node.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178312 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSkip moving call address loading into callseq when targets prefer register indirect...
Michael Liao [Thu, 28 Mar 2013 23:13:21 +0000 (23:13 +0000)]
Skip moving call address loading into callseq when targets prefer register indirect call.

To enable a load of a call address to be folded with that call, this
load is moved from outside of callseq into callseq. Such a moving
adds a non-glued node (that load) into a glued sequence. This non-glue
load is only removed when DAG selection folds them into a memory form
call instruction. When such instruction selection is disabled, it breaks
DAG schedule.

To prevent that, such moving is disabled when target favors register
indirect call.

Previous workaround disabling CALL32m/CALL64m insn selection is removed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178308 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemoved dead code from ObjCARCOpts relating to tracking objc_retainBlocks through...
Michael Gottesman [Thu, 28 Mar 2013 23:08:44 +0000 (23:08 +0000)]
Removed dead code from ObjCARCOpts relating to tracking objc_retainBlocks through the ARC Dataflow analysis. By the time we get to the ARC dataflow analysis, any objc_retainBlock calls are not optimizable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178306 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[fast-isel] Add a preemptive fix for the case where we fail to materialize an
Chad Rosier [Thu, 28 Mar 2013 23:04:47 +0000 (23:04 +0000)]
[fast-isel] Add a preemptive fix for the case where we fail to materialize an
immediate in a register.  I don't believe this should ever fail, but I see no
harm in trying to make this code bullet proof.

I've added an assert to ensure my assumtion is correct.  If the assertion fires
something is wrong and we should fix it, rather then just silently fall back to
SelectionDAG isel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178305 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Mips Assembler] Add alias definitions for jal
Jack Carter [Thu, 28 Mar 2013 23:02:21 +0000 (23:02 +0000)]
[Mips Assembler] Add alias definitions for jal

Mips assembler allows following to be used as aliased instructions:
jal $rs for jalr $rs
jal $rd,$rd for jalr $rd,$rs

This patch provides alias definitions in td files and test cases to show the usage.

Contributer: Vladimir Medic

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178304 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd the X86 FMAs to the scheduling model.
Nadav Rotem [Thu, 28 Mar 2013 22:54:45 +0000 (22:54 +0000)]
Add the X86 FMAs to the scheduling model.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178303 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMinor simplification.
Bill Wendling [Thu, 28 Mar 2013 22:40:08 +0000 (22:40 +0000)]
Minor simplification.

Go ahead and use the full path for both the .gcno and .gcda files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178302 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd the Haswell machine model.
Nadav Rotem [Thu, 28 Mar 2013 22:34:46 +0000 (22:34 +0000)]
Add the Haswell machine model.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178301 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the unused port from the SandyBridge machine model
Nadav Rotem [Thu, 28 Mar 2013 22:32:41 +0000 (22:32 +0000)]
Remove the unused port from the SandyBridge machine model

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178300 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd ADX CPUID detection
Michael Liao [Thu, 28 Mar 2013 22:29:53 +0000 (22:29 +0000)]
Add ADX CPUID detection

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178299 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoThese two are default in the constructor for MCAsmInfo.
Eric Christopher [Thu, 28 Mar 2013 21:37:18 +0000 (21:37 +0000)]
These two are default in the constructor for MCAsmInfo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178293 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMake Win32 put the SRet address into EAX, fixes PR15556
Timur Iskhodzhanov [Thu, 28 Mar 2013 21:30:04 +0000 (21:30 +0000)]
Make Win32 put the SRet address into EAX, fixes PR15556

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178291 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSpecify CPUs on the PPC bswap-load-store test
Hal Finkel [Thu, 28 Mar 2013 20:35:18 +0000 (20:35 +0000)]
Specify CPUs on the PPC bswap-load-store test

Otherwise, the CHECK-NOT's might trigger depending on the host's CPU.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178287 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoOnly enable 64-bit bswap DAG combines for PPC64
Hal Finkel [Thu, 28 Mar 2013 20:23:46 +0000 (20:23 +0000)]
Only enable 64-bit bswap DAG combines for PPC64

Compiling in 32-bit mode on a P7 would assert after 64-bit DAG combines were
added for bswap with load/store. This is because these combines are really only
valid in 64-bit mode, regardless of the CPU (and this was not being checked).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178286 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoNon optimizable objc_retainBlock calls are not forwarding.
Michael Gottesman [Thu, 28 Mar 2013 20:11:30 +0000 (20:11 +0000)]
Non optimizable objc_retainBlock calls are not forwarding.

Since we handle optimizable objc_retainBlocks through strength reduction
in OptimizableIndividualCalls, we know that all code after that point
will only see non-optimizable objc_retainBlock calls. IsForwarding is
only called by functions after that point, so it is ok to just classify
objc_retainBlock as non-forwarding.

<rdar://problem/13249661>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178285 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[ObjCARC] Strength reduce objc_retainBlock -> objc_retain if the objc_retainBlock...
Michael Gottesman [Thu, 28 Mar 2013 20:11:19 +0000 (20:11 +0000)]
[ObjCARC] Strength reduce objc_retainBlock -> objc_retain if the objc_retainBlock is optimizable.

If an objc_retainBlock has the copy_on_escape metadata attached to it
AND if the block pointer argument only escapes down the stack, we are
allowed to strength reduce the objc_retainBlock to to an objc_retain and
thus optimize it.

Current there is logic in the ARC data flow analysis to handle
this case which is complicated and involved making distinctions in
between objc_retainBlock and objc_retain in certain places and
considering them the same in others.

This patch simplifies said code by:

1. Performing the strength reduction in the initial ARC peephole
analysis (ObjCARCOpts::OptimizeIndividualCalls).

2. Changes the ARC dataflow analysis (which runs after the peephole
analysis) to consider all objc_retainBlock calls to not be optimizable
(since if the call was optimizable, we would have strength reduced it
already).

This patch leaves in the infrastructure in the ARC dataflow analysis to
handle this case, which due to 2 will just be dead code. I am doing this
on purpose to separate the removal of the old code from the testing of
the new code.

<rdar://problem/13249661>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178284 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Replace switch-case in isDotNewInst with TSFlags.
Jyotsna Verma [Thu, 28 Mar 2013 19:44:04 +0000 (19:44 +0000)]
Hexagon: Replace switch-case in isDotNewInst with TSFlags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178281 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix bad indentation in r178276
Hal Finkel [Thu, 28 Mar 2013 19:43:12 +0000 (19:43 +0000)]
Fix bad indentation in r178276

Thanks to Bill Schmidt for pointing this out!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178280 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Enable SupportDebugInfomation and DwarfInSection flags.
Jyotsna Verma [Thu, 28 Mar 2013 19:34:49 +0000 (19:34 +0000)]
Hexagon: Enable SupportDebugInfomation and DwarfInSection flags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178279 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove -O3.
Akira Hatanaka [Thu, 28 Mar 2013 19:34:14 +0000 (19:34 +0000)]
Remove -O3.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178278 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse direct types in most PowerPC Altivec instructions and patterns.
Bill Schmidt [Thu, 28 Mar 2013 19:27:24 +0000 (19:27 +0000)]
Use direct types in most PowerPC Altivec instructions and patterns.

This follows up Ulrich Weigand's work in PPCInstrInfo.td and
PPCInstr64Bit.td by doing the corresponding work for most of the
Altivec patterns.  I have not been able to do anything for the
following classes of instructions:

(1) Vector logicals.  These don't have corresponding intrinsics and
don't have a single obvious vector type.  So far as I can tell I need
to leave these as VRRC.  Affected instructions are:  VAND, VANDC,
VNOR, VOR, VXOR, V_SET0.

(2) Instructions that make use of vector shuffle.  The selection code
promotes all shuffles to v16i8, so any pattern that matches on a
shuffle is constrained.  I haven't found any way to make the patterns
match on their natural types, so I plan to leave these as VRRC.
Affected instructions are:  VMRG*, VSPLTB, VSPLTH, VSPLTW, VPKUHUM,
VPKUWUM.

No change in behavior is anticipated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178277 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd the PPC64 ldbrx/stdbrx instructions
Hal Finkel [Thu, 28 Mar 2013 19:25:55 +0000 (19:25 +0000)]
Add the PPC64 ldbrx/stdbrx instructions

These are 64-bit load/store with byte-swap, and available on the P7 and the A2.
Like the similar instructions for 16- and 32-bit words, these are matched in the
target DAG-combine phase against load/store-bswap pairs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178276 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix issue with disassembler decoding CBZ/CBNZ immediates as negatives when the upper...
Gordon Keiser [Thu, 28 Mar 2013 19:22:28 +0000 (19:22 +0000)]
Fix issue with disassembler decoding CBZ/CBNZ immediates as negatives when the upper bit is set.
They should always be zero-extended, not sign extended.  Added test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178275 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTesting commit access to llvm. Remove two lines of whitespace from the Thumb README.
Gordon Keiser [Thu, 28 Mar 2013 18:26:15 +0000 (18:26 +0000)]
Testing commit access to llvm.  Remove two lines of whitespace from the Thumb README.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178256 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCorrect spelling of Git.
Thomas Schwinge [Thu, 28 Mar 2013 18:06:20 +0000 (18:06 +0000)]
Correct spelling of Git.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178254 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMove test since it depends on the X86 backend.
Rafael Espindola [Thu, 28 Mar 2013 17:01:28 +0000 (17:01 +0000)]
Move test since it depends on the X86 backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178249 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Use multiclass for gp-relative instructions.
Jyotsna Verma [Thu, 28 Mar 2013 16:25:57 +0000 (16:25 +0000)]
Hexagon: Use multiclass for gp-relative instructions.
Remove noV4T gp-relative instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178246 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSeciton 24.2.2 of the C++ standard, [iterator.iterators], Table 106
Howard Hinnant [Thu, 28 Mar 2013 15:47:50 +0000 (15:47 +0000)]
Seciton 24.2.2 of the C++ standard, [iterator.iterators], Table 106
requires that the return type of *r for all iterators r be reference,
where reference is defined in [iterator.requirements.general]/p11 as
iterator_traits<X>::reference, and X is the type of r.

But in CFG.h, the dereference operator of PredIterator and SuccIterator
return pointer, not reference.

Furthermore the nested type reference is value_type&, which is not the
type returned from operator*().

This patch simply makes the iterator::reference type value_type*, which
is what the operator*() returns, and then re-lables the return type as
reference.

From a functionality point of view, the only difference is that the
nested reference type is now value_type* instead of value_type&.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178240 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAArch64: implement GICv3 system registers
Tim Northover [Thu, 28 Mar 2013 14:30:46 +0000 (14:30 +0000)]
AArch64: implement GICv3 system registers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178236 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd the PPC64 popcntd instruction
Hal Finkel [Thu, 28 Mar 2013 13:29:47 +0000 (13:29 +0000)]
Add the PPC64 popcntd instruction

PPC ISA 2.06 (P7, A2, etc.) has a popcntd instruction. Add this instruction and
tell TTI about it so that popcount-loop recognition will know about it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178233 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[tsan] make sure memset/memcpy/memmove are not inlined in tsan mode
Kostya Serebryany [Thu, 28 Mar 2013 11:21:13 +0000 (11:21 +0000)]
[tsan] make sure memset/memcpy/memmove are not inlined in tsan mode

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178230 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert "Updated ELF relocation test for .eh_frame section"
Michael Gottesman [Thu, 28 Mar 2013 05:14:26 +0000 (05:14 +0000)]
Revert "Updated ELF relocation test for .eh_frame section"

This reverts commit c8d65364223a04b179958a50a4bf0f89b21dd7d2.

This broke a bunch of the buildbots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178222 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDisable JIT/MCJIT tests in unittests/ExecutionEngine for the targets that don't suppo...
Jyotsna Verma [Thu, 28 Mar 2013 03:38:29 +0000 (03:38 +0000)]
Disable JIT/MCJIT tests in unittests/ExecutionEngine for the targets that don't support JIT.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178221 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCleanup PPC CR-spill kill flags and 32- vs. 64-bit instructions
Hal Finkel [Thu, 28 Mar 2013 03:38:16 +0000 (03:38 +0000)]
Cleanup PPC CR-spill kill flags and 32- vs. 64-bit instructions

There were a few places where kill flags were not being set correctly, and
where 32-bit instruction variants were being used with 64-bit registers. After
r178180, this code was being triggered causing llc to assert.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178220 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix typo in PPCInstr64Bit
Hal Finkel [Thu, 28 Mar 2013 03:38:08 +0000 (03:38 +0000)]
Fix typo in PPCInstr64Bit

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178219 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert "Adding DIImportedModules to DIScopes."
David Blaikie [Thu, 28 Mar 2013 02:44:59 +0000 (02:44 +0000)]
Revert "Adding DIImportedModules to DIScopes."

This reverts commit 342d92c7a0adeabc9ab00f3f0d88d739fe7da4c7.

Turns out we're going with a different schema design to represent
DW_TAG_imported_modules so we won't need this extra field.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178215 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCheck if Type is a vector before calling function Type::getVectorNumElements.
Akira Hatanaka [Thu, 28 Mar 2013 01:28:02 +0000 (01:28 +0000)]
Check if Type is a vector before calling function Type::getVectorNumElements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178208 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoThis patch follows is a follow up to r178171, which uses the register
Preston Gurd [Wed, 27 Mar 2013 23:16:18 +0000 (23:16 +0000)]
This patch follows is a follow up to r178171, which uses the register
form of call in preference to memory indirect on Atom.

In this case, the patch applies the optimization to the code for reloading
spilled registers.

The patch also includes changes to sibcall.ll and movgs.ll, which were
failing on the Atom buildbot after the first patch was applied.

This patch by Sriram Murali.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178193 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpdated ELF relocation test for .eh_frame section
Jack Carter [Wed, 27 Mar 2013 22:58:49 +0000 (22:58 +0000)]
Updated ELF relocation test for .eh_frame section

Made sure we were looking a correct section
Added Mips32/64 as an extra check
Updated llvm-objdump to generate symbolic info for Mips relocations

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178190 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[ms-inline asm] Add support of imm displacement before bracketed memory
Chad Rosier [Wed, 27 Mar 2013 21:49:56 +0000 (21:49 +0000)]
[ms-inline asm] Add support of imm displacement before bracketed memory
expression.  Specifically, this syntax:

 ImmDisp [ BaseReg + Scale*IndexReg + Disp ]

We don't currently support:

 ImmDisp [ Symbol ]

rdar://13518671

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178186 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoResynchronize isLoadFromStackSlot with LoadRegFromStackSlot (and stores) in PPCInstrInfo
Hal Finkel [Wed, 27 Mar 2013 21:21:15 +0000 (21:21 +0000)]
Resynchronize isLoadFromStackSlot with LoadRegFromStackSlot (and stores) in PPCInstrInfo

These functions should have the same list of load/store instructions. Now that
all load/store forms have been normalized (to single instructions or pseudos)
they can be resynchronized.

Found by inspection, although hopefully this will improve optimization.  I've
also added some comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178180 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agotest file name change to correct typo
Jack Carter [Wed, 27 Mar 2013 20:07:48 +0000 (20:07 +0000)]
test file name change to correct typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178174 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFor the current Atom processor, the fastest way to handle a call
Preston Gurd [Wed, 27 Mar 2013 19:14:02 +0000 (19:14 +0000)]
For the current Atom processor, the fastest way to handle a call
indirect through a memory address is to load the memory address into
a register and then call indirect through the register.

This patch implements this improvement by modifying SelectionDAG to
force a function address which is a memory reference to be loaded
into a virtual register.

Patch by Sriram Murali.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178171 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix typo (common to both X86 and PPC)
Hal Finkel [Wed, 27 Mar 2013 19:10:42 +0000 (19:10 +0000)]
Fix typo (common to both X86 and PPC)

Thanks to Bill Schmidt for pointing this out during code review!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178170 91177308-0d34-0410-b5e6-96231b3b80d8