oota-llvm.git
12 years agoContinue counting intrinsics as instructions (except when they aren't, such as
Nick Lewycky [Wed, 21 Dec 2011 20:26:03 +0000 (20:26 +0000)]
Continue counting intrinsics as instructions (except when they aren't, such as
debug info) and for being vector operations. Fixes regression from r147037.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147093 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix typo and spacing, no functionality change.
Nick Lewycky [Wed, 21 Dec 2011 20:21:55 +0000 (20:21 +0000)]
Fix typo and spacing, no functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147092 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago- Change a few operator[] to lookup which is cheaper.
Jakub Staszak [Wed, 21 Dec 2011 20:18:54 +0000 (20:18 +0000)]
- Change a few operator[] to lookup which is cheaper.
- Add some constantness.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147090 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoOops - LiveIntervalUnion.cpp file does use std::find. Moving STL header include to...
Lang Hames [Wed, 21 Dec 2011 20:16:11 +0000 (20:16 +0000)]
Oops - LiveIntervalUnion.cpp file does use std::find. Moving STL header include to LiveIntervalUnion.cpp file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147089 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove disused STL header include.
Lang Hames [Wed, 21 Dec 2011 20:12:54 +0000 (20:12 +0000)]
Remove disused STL header include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147088 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSwitch from WriteEFlags to getEFlags in preparation for moving it
Rafael Espindola [Wed, 21 Dec 2011 20:09:46 +0000 (20:09 +0000)]
Switch from WriteEFlags to getEFlags in preparation for moving it
to Target/.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147087 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMove common code into an MRI function.
Jakob Stoklund Olesen [Wed, 21 Dec 2011 19:50:05 +0000 (19:50 +0000)]
Move common code into an MRI function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147071 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM NEON assmebly parsing for VLD2 to all lanes instructions.
Jim Grosbach [Wed, 21 Dec 2011 19:40:55 +0000 (19:40 +0000)]
ARM NEON assmebly parsing for VLD2 to all lanes instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147069 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoNo case stmt for BUILD_VECTOR in PerformDAGCombine(), so I assume this isn't
Chad Rosier [Wed, 21 Dec 2011 19:14:52 +0000 (19:14 +0000)]
No case stmt for BUILD_VECTOR in PerformDAGCombine(), so I assume this isn't
necessary.  Please chime in if I'm mistaken.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147065 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix a couple of copy-n-paste bugs. Noticed by George Russell!
Chad Rosier [Wed, 21 Dec 2011 18:56:22 +0000 (18:56 +0000)]
Fix a couple of copy-n-paste bugs. Noticed by George Russell!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147064 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoChanges the JSON parser to use the SourceMgr.
Manuel Klimek [Wed, 21 Dec 2011 18:16:39 +0000 (18:16 +0000)]
Changes the JSON parser to use the SourceMgr.

Diagnostics are now emitted via the SourceMgr and we use MemoryBuffer
for buffer management. Switched the code to make use of the trailing
'0' that MemoryBuffer guarantees where it makes sense.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147063 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMove the X86 specific bits of the ELF writer to the Target/X86 directory.
Rafael Espindola [Wed, 21 Dec 2011 17:30:17 +0000 (17:30 +0000)]
Move the X86 specific bits of the ELF writer to the Target/X86 directory.

Other targets will follow shortly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147060 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoReduce the exposure of Triple::OSType in the ELF object writer. This will
Rafael Espindola [Wed, 21 Dec 2011 17:00:36 +0000 (17:00 +0000)]
Reduce the exposure of Triple::OSType in the ELF object writer. This will
avoid including ADT/Triple.h in many places when the target specific bits are
moved.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147059 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd const.
Rafael Espindola [Wed, 21 Dec 2011 14:48:04 +0000 (14:48 +0000)]
Add const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147054 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSmall refactoring so that RelocNeedsGOT can stay in the target independent
Rafael Espindola [Wed, 21 Dec 2011 14:26:29 +0000 (14:26 +0000)]
Small refactoring so that RelocNeedsGOT can stay in the target independent
side when the target specific bits are moved to the Target directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147053 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemoves unused field TheError from LLLexer.
Manuel Klimek [Wed, 21 Dec 2011 10:02:45 +0000 (10:02 +0000)]
Removes unused field TheError from LLLexer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147049 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove mode specific disassembler classes and just call X86GenericDisassembler constr...
Craig Topper [Wed, 21 Dec 2011 08:06:52 +0000 (08:06 +0000)]
Remove mode specific disassembler classes and just call X86GenericDisassembler constructor with appropriate argument in the creation functions. This removes a few tables that needed to be anchored.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147046 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix typo in a couple comments
Craig Topper [Wed, 21 Dec 2011 06:30:53 +0000 (06:30 +0000)]
Fix typo in a couple comments

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147045 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoA call to a function marked 'noinline' is not an inline candidate. The sole
Nick Lewycky [Wed, 21 Dec 2011 06:06:30 +0000 (06:06 +0000)]
A call to a function marked 'noinline' is not an inline candidate. The sole
call site of an intrinsic is also not an inline candidate. While here, make it
more obvious that this code ignores all intrinsics. Noticed by inspection!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147037 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMake some intrinsics safe to speculatively execute.
Nick Lewycky [Wed, 21 Dec 2011 05:52:02 +0000 (05:52 +0000)]
Make some intrinsics safe to speculatively execute.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147036 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix a couple of copy-n-paste bugs. Noticed by George Russell.
Evan Cheng [Wed, 21 Dec 2011 03:04:10 +0000 (03:04 +0000)]
Fix a couple of copy-n-paste bugs. Noticed by George Russell.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147032 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM assembly parsing allows constant expressions for lane indices.
Jim Grosbach [Wed, 21 Dec 2011 01:19:23 +0000 (01:19 +0000)]
ARM assembly parsing allows constant expressions for lane indices.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147028 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRegenerate.
Eric Christopher [Wed, 21 Dec 2011 00:52:44 +0000 (00:52 +0000)]
Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147027 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM NEON VLD2 assembly parsing for structure to all lanes, non-writeback.
Jim Grosbach [Wed, 21 Dec 2011 00:38:54 +0000 (00:38 +0000)]
ARM NEON VLD2 assembly parsing for structure to all lanes, non-writeback.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147025 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix bug in zero-store peephole pattern reported in pr11615.
Akira Hatanaka [Wed, 21 Dec 2011 00:31:10 +0000 (00:31 +0000)]
Fix bug in zero-store peephole pattern reported in pr11615.

The patch and test case were originally written by Mans Rullgard.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147024 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoExpand 64-bit CTLZ nodes if target architecture does not support it. Add test
Akira Hatanaka [Wed, 21 Dec 2011 00:20:27 +0000 (00:20 +0000)]
Expand 64-bit CTLZ nodes if target architecture does not support it. Add test
case for DCLO and DCLZ.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147022 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoExpand 64-bit CTPOP and CTTZ.
Akira Hatanaka [Wed, 21 Dec 2011 00:14:05 +0000 (00:14 +0000)]
Expand 64-bit CTPOP and CTTZ.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147021 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoExpand 64-bit atomic load and store.
Akira Hatanaka [Wed, 21 Dec 2011 00:02:58 +0000 (00:02 +0000)]
Expand 64-bit atomic load and store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147019 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTest case for r147017.
Akira Hatanaka [Tue, 20 Dec 2011 23:58:36 +0000 (23:58 +0000)]
Test case for r147017.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147018 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd definition of DSBH (Double Swap Bytes within Halfwords) and
Akira Hatanaka [Tue, 20 Dec 2011 23:56:43 +0000 (23:56 +0000)]
Add definition of DSBH (Double Swap Bytes within Halfwords) and
DSHD (Double Swap Halfwords within Doublewords). Add a pattern which replaces
64-bit bswap with a DSBH and DSHD pair.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147017 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd definition of WSBH (Word Swap Bytes within Halfwords), which is an
Akira Hatanaka [Tue, 20 Dec 2011 23:47:44 +0000 (23:47 +0000)]
Add definition of WSBH (Word Swap Bytes within Halfwords), which is an
instruction supported by mips32r2, and add a pattern which replaces bswap with
a ROTR and WSBH pair.

WSBW is removed since it is not an instruction the current architectures
support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147015 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago64-bit uint-fp conversion nodes are expanded.
Akira Hatanaka [Tue, 20 Dec 2011 23:40:56 +0000 (23:40 +0000)]
64-bit uint-fp conversion nodes are expanded.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147014 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoEnable custom lowering DYNAMIC_STACKALLOC nodes.
Akira Hatanaka [Tue, 20 Dec 2011 23:35:46 +0000 (23:35 +0000)]
Enable custom lowering DYNAMIC_STACKALLOC nodes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147013 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSet the correct stack pointer register that should be saved or restored.
Akira Hatanaka [Tue, 20 Dec 2011 23:28:36 +0000 (23:28 +0000)]
Set the correct stack pointer register that should be saved or restored.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147012 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoEnable and fix a test.
Jim Grosbach [Tue, 20 Dec 2011 23:20:00 +0000 (23:20 +0000)]
Enable and fix a test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147011 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix a nasty bug in the type remapping stuff that I added that is breaking kc++ on
Chris Lattner [Tue, 20 Dec 2011 23:14:57 +0000 (23:14 +0000)]
Fix a nasty bug in the type remapping stuff that I added that is breaking kc++ on
the build bot in some cases.  The basic issue happens when a source module contains
both a "%foo" type and a "%foo.42" type.  It will see the later one, check to see if
the destination module contains a "%foo" type, and it will return true... because
both the source and destination modules are in the same LLVMContext.  We don't want
to map source types to other source types, so don't do the remapping if the mapped
type came from the source module.

Unfortunately, I've been unable to reduce a decent testcase for this, kc++ is
pretty great that way.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147010 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM .req register name aliases are case insensitive, just like regnames.
Jim Grosbach [Tue, 20 Dec 2011 23:11:00 +0000 (23:11 +0000)]
ARM .req register name aliases are case insensitive, just like regnames.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147009 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd function MipsDAGToDAGISel::SelectMULT and factor out code that generates
Akira Hatanaka [Tue, 20 Dec 2011 23:10:57 +0000 (23:10 +0000)]
Add function MipsDAGToDAGISel::SelectMULT and factor out code that generates
nodes needed for multiplication. Add code for selecting 64-bit MULHS and MULHU
nodes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147008 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix indentation.
Akira Hatanaka [Tue, 20 Dec 2011 22:58:01 +0000 (22:58 +0000)]
Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147007 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago64-bit data directive.
Akira Hatanaka [Tue, 20 Dec 2011 22:52:19 +0000 (22:52 +0000)]
64-bit data directive.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147005 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago32-to-64-bit sext_inreg pattern.
Akira Hatanaka [Tue, 20 Dec 2011 22:40:40 +0000 (22:40 +0000)]
32-to-64-bit sext_inreg pattern.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147004 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd 64-bit extload patterns.
Akira Hatanaka [Tue, 20 Dec 2011 22:36:08 +0000 (22:36 +0000)]
Add 64-bit extload patterns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147003 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd patterns for matching extloads with 64-bit address. The patterns are enabled
Akira Hatanaka [Tue, 20 Dec 2011 22:33:53 +0000 (22:33 +0000)]
Add patterns for matching extloads with 64-bit address. The patterns are enabled
only when the target ABI is N64.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147001 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMove comment to appropriate place.
Jim Grosbach [Tue, 20 Dec 2011 22:26:38 +0000 (22:26 +0000)]
Move comment to appropriate place.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147000 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd code in MipsDAGToDAGISel for selecting constant +0.0.
Akira Hatanaka [Tue, 20 Dec 2011 22:25:50 +0000 (22:25 +0000)]
Add code in MipsDAGToDAGISel for selecting constant +0.0.
MIPS64 can generate constant +0.0 with a single DMTC1 instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146999 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoHeed spill slot alignment on ARM.
Jakob Stoklund Olesen [Tue, 20 Dec 2011 22:15:04 +0000 (22:15 +0000)]
Heed spill slot alignment on ARM.

Use the spill slot alignment as well as the local variable alignment to
determine when the stack needs to be realigned. This works now that the
ARM target can always realign the stack by using a base pointer.

Still respect the ARMBaseRegisterInfo::canRealignStack() function
vetoing a realigned stack.  Don't use aligned spill code in that case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146997 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRevert part of r146995 that was accidentally commmitted.
Akira Hatanaka [Tue, 20 Dec 2011 22:09:36 +0000 (22:09 +0000)]
Revert part of r146995 that was accidentally commmitted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146996 91177308-0d34-0410-b5e6-96231b3b80d8

12 years ago32-to-64-bit sign extension pattern.
Akira Hatanaka [Tue, 20 Dec 2011 22:06:20 +0000 (22:06 +0000)]
32-to-64-bit sign extension pattern.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146995 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a pattern for matching zero-store with 64-bit address. The pattern is enabled
Akira Hatanaka [Tue, 20 Dec 2011 21:50:49 +0000 (21:50 +0000)]
Add a pattern for matching zero-store with 64-bit address. The pattern is enabled
only when the target ABI is N64.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146992 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM assembly parsing and encoding for VST2 single-element, double spaced.
Jim Grosbach [Tue, 20 Dec 2011 20:46:29 +0000 (20:46 +0000)]
ARM assembly parsing and encoding for VST2 single-element, double spaced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146990 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix assert condition.
Lang Hames [Tue, 20 Dec 2011 20:23:40 +0000 (20:23 +0000)]
Fix assert condition.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146987 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd some constantness to BranchProbabilityInfo and BlockFrequnencyInfo.
Jakub Staszak [Tue, 20 Dec 2011 20:03:10 +0000 (20:03 +0000)]
Add some constantness to BranchProbabilityInfo and BlockFrequnencyInfo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146986 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM enable a few more tests.
Jim Grosbach [Tue, 20 Dec 2011 20:03:00 +0000 (20:03 +0000)]
ARM enable a few more tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146985 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd support to add named metadata operand.
Devang Patel [Tue, 20 Dec 2011 19:29:36 +0000 (19:29 +0000)]
Add support to add named metadata operand.
Patch by Andrew Wilkins!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146984 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM assembly parsing and encoding for VLD2 single-element, double spaced.
Jim Grosbach [Tue, 20 Dec 2011 19:21:26 +0000 (19:21 +0000)]
ARM assembly parsing and encoding for VLD2 single-element, double spaced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146983 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM target code clean up. Check for iOS, not Darwin where it makes sense.
Evan Cheng [Tue, 20 Dec 2011 18:26:50 +0000 (18:26 +0000)]
ARM target code clean up. Check for iOS, not Darwin where it makes sense.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146981 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFirst steps in ARM AsmParser support for .eabi_attribute and .arch
Jason W Kim [Tue, 20 Dec 2011 17:38:12 +0000 (17:38 +0000)]
First steps in ARM AsmParser support for .eabi_attribute and .arch
(Both used for Linux gnueabi)
No behavioral change yet (no tests need so far)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146977 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoThis is the second fix related to VZEXT_MOVL node.
Elena Demikhovsky [Tue, 20 Dec 2011 13:34:28 +0000 (13:34 +0000)]
This is the second fix related to VZEXT_MOVL node.
The failure that I see in the current version is:

LLVM ERROR: Cannot select: 0x18b8f70: v4i64 = X86ISD::VZEXT_MOVL 0x18beee0 [ID=14]
  0x18beee0: v4i64 = insert_subvector 0x18b8c70, 0x18b9170, 0x18b9570 [ID=13]
    0x18b8c70: v4i64 = insert_subvector 0x18b9870, 0x18bf4e0, 0x18b9970 [ID=12]
      0x18b9870: v4i64 = undef [ID=4]
      0x18bf4e0: v2i64 = bitcast 0x18bf3e0 [ID=10]
        0x18bf3e0: v4i32 = BUILD_VECTOR 0x18b9770, 0x18b9770, 0x18b9770, 0x18b9770 [ID=8]
          0x18b9770: i32 = TargetConstant<0> [ID=6]
          0x18b9770: i32 = TargetConstant<0> [ID=6]
          0x18b9770: i32 = TargetConstant<0> [ID=6]
          0x18b9770: i32 = TargetConstant<0> [ID=6]
      0x18b9970: i32 = Constant<0> [ID=3]
    0x18b9170: v2i64 = undef [ORD=1] [ID=1]
    0x18b9570: i32 = Constant<2> [ID=5]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146975 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoBegin teaching the X86 target how to efficiently codegen patterns that
Chandler Carruth [Tue, 20 Dec 2011 11:19:37 +0000 (11:19 +0000)]
Begin teaching the X86 target how to efficiently codegen patterns that
use the zero-undefined variants of CTTZ and CTLZ. These are just simple
patterns for now, there is more to be done to make real world code using
these constructs be optimized and codegen'ed properly on X86.

The existing tests are spiffed up to check that we no longer generate
unnecessary cmov instructions, and that we generate the very important
'xor' to transform bsr which counts the index of the most significant
one bit to the number of leading (most significant) zero bits. Also they
now check that when the variant with defined zero result is used, the
cmov is still produced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146974 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFixes a potential compilation error.
Manuel Klimek [Tue, 20 Dec 2011 11:04:23 +0000 (11:04 +0000)]
Fixes a potential compilation error.

Pulling the template implementation into the header to guarantee
that it's visible to all possible instantiations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146973 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoPulls the implementation of skip() into JSONParser.
Manuel Klimek [Tue, 20 Dec 2011 10:42:52 +0000 (10:42 +0000)]
Pulls the implementation of skip() into JSONParser.

This is the first step towards migrating more of the parser
implementation into the parser class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146971 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFixing option for JSON benchmark broken since the change to size_t.
Manuel Klimek [Tue, 20 Dec 2011 10:34:29 +0000 (10:34 +0000)]
Fixing option for JSON benchmark broken since the change to size_t.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146970 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAddressing style issues in JSON parser.
Manuel Klimek [Tue, 20 Dec 2011 09:26:26 +0000 (09:26 +0000)]
Addressing style issues in JSON parser.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146968 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoFix up the CMake build for the new files added in r146960, they're
Chandler Carruth [Tue, 20 Dec 2011 08:42:11 +0000 (08:42 +0000)]
Fix up the CMake build for the new files added in r146960, they're
likely to stay either way that discussion ends up resolving itself.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146966 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRevert pragma clang suppressions that confuse GCC. (I'll worry about how to suppress...
David Blaikie [Tue, 20 Dec 2011 08:22:49 +0000 (08:22 +0000)]
Revert pragma clang suppressions that confuse GCC. (I'll worry about how to suppress/fix these problems properly when we figure out how to keep LLVM -Wweak-vtables clean)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146965 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a few lines to the release notes:
Nadav Rotem [Tue, 20 Dec 2011 08:02:50 +0000 (08:02 +0000)]
Add a few lines to the release notes:
1. pointer-vector
2. type legalizer changes and vector-select
3. X86 ISA changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146964 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUnweaken vtables as per http://llvm.org/docs/CodingStandards.html#ll_virtual_anch
David Blaikie [Tue, 20 Dec 2011 02:50:00 +0000 (02:50 +0000)]
Unweaken vtables as per llvm.org/docs/CodingStandards.html#ll_virtual_anch

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146960 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoUnit test for r146950: LSR postinc expansion, PR11571.
Andrew Trick [Tue, 20 Dec 2011 01:43:20 +0000 (01:43 +0000)]
Unit test for r146950: LSR postinc expansion, PR11571.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146951 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoLSR: Fix another corner case in expansion of postinc users.
Andrew Trick [Tue, 20 Dec 2011 01:42:24 +0000 (01:42 +0000)]
LSR: Fix another corner case in expansion of postinc users.

Fixes PR11571: Instruction does not dominate all uses

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146950 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMark ARM eh_sjlj_dispatchsetup as clobbering all registers. Radar 10567930.
Bob Wilson [Tue, 20 Dec 2011 01:29:27 +0000 (01:29 +0000)]
Mark ARM eh_sjlj_dispatchsetup as clobbering all registers.  Radar 10567930.

We used to rely on the *eh_sjlj_setjmp instructions to mark that a function
with setjmp/longjmp exception handling clobbers all the registers.  But with
the recent reorganization of ARM EH, those eh_sjlj_setjmp instructions are
expanded away earlier, before PEI can see them to determine what registers to
save and restore.  Mark the dispatchsetup instruction in the same way, since
that instruction cannot be expanded early.  This also more accurately reflects
when the registers are clobbered.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146949 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agofix typo
Chris Lattner [Tue, 20 Dec 2011 01:11:37 +0000 (01:11 +0000)]
fix typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146940 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a line to ReleaseNotes for half float.
Dan Gohman [Tue, 20 Dec 2011 01:10:56 +0000 (01:10 +0000)]
Add a line to ReleaseNotes for half float.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146939 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM assembly shifts by zero should be plain 'mov' instructions.
Jim Grosbach [Tue, 20 Dec 2011 00:59:38 +0000 (00:59 +0000)]
ARM assembly shifts by zero should be plain 'mov' instructions.

"mov r1, r2, lsl #0" should assemble as "mov r1, r2" even though it's
not strictly legal UAL syntax. It's a common extension and the friendly
thing to do.

rdar://10604663

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146937 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoNow that PR11464 is fixed, reapply the patch to fix PR11464,
Chris Lattner [Tue, 20 Dec 2011 00:12:26 +0000 (00:12 +0000)]
Now that PR11464 is fixed, reapply the patch to fix PR11464,
merging types by name when we can.  We still don't guarantee type name linkage
but we do it when obviously the right thing to do.  This makes LTO type names
easier to read, for example.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146932 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agofix PR11464 by preventing the linker from mapping two different struct types from...
Chris Lattner [Tue, 20 Dec 2011 00:03:52 +0000 (00:03 +0000)]
fix PR11464 by preventing the linker from mapping two different struct types from the source module onto the same opaque destination type.  An opaque type can only be resolved to one thing or another after all.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146929 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoadd a method to improve compatibility with SmallVector.
Chris Lattner [Tue, 20 Dec 2011 00:03:41 +0000 (00:03 +0000)]
add a method to improve compatibility with SmallVector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146928 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd basic generic CodeGen support for half.
Dan Gohman [Tue, 20 Dec 2011 00:02:33 +0000 (00:02 +0000)]
Add basic generic CodeGen support for half.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146927 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM NEON assembly aliases for VMOV<-->VMVN for i32 immediates.
Jim Grosbach [Mon, 19 Dec 2011 23:51:07 +0000 (23:51 +0000)]
ARM NEON assembly aliases for VMOV<-->VMVN for i32 immediates.

e.g., "vmov.i32 d4, #-118" can be assembled as "vmvn.i32 d4, #117"

rdar://10603913

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146925 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoMove tests to FileCheck.
Evan Cheng [Mon, 19 Dec 2011 23:26:44 +0000 (23:26 +0000)]
Move tests to FileCheck.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146923 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM assembly parsing and encoding support for LDRD(label).
Jim Grosbach [Mon, 19 Dec 2011 23:06:24 +0000 (23:06 +0000)]
ARM assembly parsing and encoding support for LDRD(label).

rdar://9932658

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146921 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a if-conversion optimization that allows 'true' side of a diamond to be
Evan Cheng [Mon, 19 Dec 2011 22:01:30 +0000 (22:01 +0000)]
Add a if-conversion optimization that allows 'true' side of a diamond to be
unpredicated. That is, turn
 subeq  r0, r1, #1
 addne  r0, r1, #1
into
 sub    r0, r1, #1
 addne  r0, r1, #1

For targets where conditional instructions are always executed, this may be
beneficial. It may remove pseudo anti-dependency in out-of-order execution
CPUs. e.g.
 op    r1, ...
 str   r1, [r10]        ; end-of-life of r1 as div result
 cmp   r0, #65
 movne r1, #44  ; raw dependency on previous r1
 moveq r1, #12

If movne is unpredicated, then
 op    r1, ...
 str   r1, [r10]
 cmp   r0, #65
 mov   r1, #44  ; r1 written unconditionally
 moveq r1, #12

Both mov and moveq are no longer depdendent on the first instruction. This gives
the out-of-order execution engine more freedom to reorder them.

This has passed entire LLVM test suite. But it has not been enabled for any ARM
variant pending more performance evaluation.

rdar://8951196

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146914 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd "using" to silence warnings.
Eli Friedman [Mon, 19 Dec 2011 21:53:12 +0000 (21:53 +0000)]
Add "using" to silence warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146913 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd a test case for r146900.
Akira Hatanaka [Mon, 19 Dec 2011 20:24:28 +0000 (20:24 +0000)]
Add a test case for r146900.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146901 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAdd patterns for matching immediates whose lower 16-bit is cleared. These
Akira Hatanaka [Mon, 19 Dec 2011 20:21:18 +0000 (20:21 +0000)]
Add patterns for matching immediates whose lower 16-bit is cleared. These
patterns emit a single LUi instruction instead of a pair of LUi and ORi.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146900 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAttempt to fix PR11607 by shuffling around which class defines which methods.
Eli Friedman [Mon, 19 Dec 2011 20:06:03 +0000 (20:06 +0000)]
Attempt to fix PR11607 by shuffling around which class defines which methods.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146897 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTidy up. Simplify logic. No functional change intended.
Akira Hatanaka [Mon, 19 Dec 2011 19:52:25 +0000 (19:52 +0000)]
Tidy up. Simplify logic. No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146896 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM NEON two-operand aliases for VPADD.
Jim Grosbach [Mon, 19 Dec 2011 19:51:03 +0000 (19:51 +0000)]
ARM NEON two-operand aliases for VPADD.

rdar://10602276

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146895 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove definitions of double word shift plus 32 instructions. Assembler or
Akira Hatanaka [Mon, 19 Dec 2011 19:44:09 +0000 (19:44 +0000)]
Remove definitions of double word shift plus 32 instructions. Assembler or
direct-object emitter should emit the appropriate shift instruction depending
on the shift amount.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146893 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM VFP pre-UAL mnemonic aliases for fmul[sd].
Jim Grosbach [Mon, 19 Dec 2011 19:43:50 +0000 (19:43 +0000)]
ARM VFP pre-UAL mnemonic aliases for fmul[sd].

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146892 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove unused predicate.
Akira Hatanaka [Mon, 19 Dec 2011 19:32:20 +0000 (19:32 +0000)]
Remove unused predicate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146889 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove the restriction on the first operand of the add node in SelectAddr.
Akira Hatanaka [Mon, 19 Dec 2011 19:28:37 +0000 (19:28 +0000)]
Remove the restriction on the first operand of the add node in SelectAddr.
This change reduces the number of instructions generated.

For example,
(load (add (sub $n0, $n1), (MipsLo got(s))))

results in the following sequence of instructions:
1. sub $n2, $n0, $n1
2. lw got(s)($n2)

Previously, three instructions were needed.
1. sub $n2, $n0, $n1
2. addiu $n3, $n2, got(s)
3. lw 0($n3)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146888 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM VFP pre-UAL mnemonic aliases for fcpy[sd] and fdiv[sd].
Jim Grosbach [Mon, 19 Dec 2011 19:02:41 +0000 (19:02 +0000)]
ARM VFP pre-UAL mnemonic aliases for fcpy[sd] and fdiv[sd].

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146887 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM NEON implied destination aliases for VMAX/VMIN.
Jim Grosbach [Mon, 19 Dec 2011 18:57:38 +0000 (18:57 +0000)]
ARM NEON implied destination aliases for VMAX/VMIN.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146885 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoARM NEON relax parse time diagnostics for alignment specifiers.
Jim Grosbach [Mon, 19 Dec 2011 18:31:43 +0000 (18:31 +0000)]
ARM NEON relax parse time diagnostics for alignment specifiers.

There's more variation that we need to handle. Error checking will need
to be on operand predicates.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146884 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoTidy up.
Jim Grosbach [Mon, 19 Dec 2011 18:11:17 +0000 (18:11 +0000)]
Tidy up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146882 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoRemove a register class that can just as well be synthesized.
Jakob Stoklund Olesen [Mon, 19 Dec 2011 16:53:40 +0000 (16:53 +0000)]
Remove a register class that can just as well be synthesized.

Add the new TableGen register class synthesizer feature to the release
notes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146875 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoHandle sub-register operands in recomputeRegClass().
Jakob Stoklund Olesen [Mon, 19 Dec 2011 16:53:37 +0000 (16:53 +0000)]
Handle sub-register operands in recomputeRegClass().

Now that getMatchingSuperRegClass() returns accurate results, it can be
used to compute constraints imposed by instructions using a sub-register
of a virtual register.

This means we can recompute the register class of any virtual register
by combining the constraints from all its uses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146874 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoEmit a getMatchingSuperRegClass() implementation for every target.
Jakob Stoklund Olesen [Mon, 19 Dec 2011 16:53:34 +0000 (16:53 +0000)]
Emit a getMatchingSuperRegClass() implementation for every target.

Use information computed while inferring new register classes to emit
accurate, table-driven implementations of getMatchingSuperRegClass().

Delete the old manual, error-prone implementations in the targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146873 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoSynthesize register classes for TRI::getMatchingSuperRegClass().
Jakob Stoklund Olesen [Mon, 19 Dec 2011 16:53:28 +0000 (16:53 +0000)]
Synthesize register classes for TRI::getMatchingSuperRegClass().

Teach TableGen to create the missing register classes needed for
getMatchingSuperRegClass() to return maximal results.  The function is
still not auto-generated, so it still returns inexact results.

This produces these new register classes:

ARM:
    QQPR_with_dsub_0_in_DPR_8
    QQQQPR_with_dsub_0_in_DPR_8
X86:
    GR64_with_sub_32bit_in_GR32_NOAX
    GR64_with_sub_32bit_in_GR32_NOAX_and_GR32_NOSP
    GR64_with_sub_16bit_in_GR16_NOREX
    GR64_with_sub_32bit_in_GR32_NOAX_and_GR32_NOREX
    GR64_TC_and_GR64_with_sub_32bit_in_GR32_NOAX
    GR64_with_sub_32bit_in_GR32_NOAX_and_GR32_NOREX_NOSP
    GR64_TCW64_and_GR64_with_sub_32bit_in_GR32_NOAX
    GR64_TC_and_GR64_with_sub_32bit_in_GR32_NOAX_and_GR32_NOREX
    GR64_with_sub_32bit_in_GR32_TC
    GR64_with_sub_32bit_in_GR32_ABCD_and_GR32_NOAX
    GR64_with_sub_32bit_in_GR32_NOAX_and_GR32_TC
    GR64_with_sub_32bit_in_GR32_AD
    GR64_with_sub_32bit_in_GR32_AD_and_GR32_NOAX

The other targets in the tree are not weird enough to be affected.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146872 91177308-0d34-0410-b5e6-96231b3b80d8

12 years agoAllow for benchmarking more than 4GB of memory
Manuel Klimek [Mon, 19 Dec 2011 09:56:35 +0000 (09:56 +0000)]
Allow for benchmarking more than 4GB of memory

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146864 91177308-0d34-0410-b5e6-96231b3b80d8