oota-llvm.git
13 years agoFix test.
Eli Friedman [Tue, 16 Aug 2011 01:42:56 +0000 (01:42 +0000)]
Fix test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137703 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRevert a bit of r137667; the logic in question can safely handle atomic load/store.
Eli Friedman [Tue, 16 Aug 2011 01:28:22 +0000 (01:28 +0000)]
Revert a bit of r137667; the logic in question can safely handle atomic load/store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137702 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMigrate this test from llvm/test/FrontendC++/ptr-to-method-devirt.cpp and
Eric Christopher [Tue, 16 Aug 2011 01:17:17 +0000 (01:17 +0000)]
Migrate this test from llvm/test/FrontendC++/ptr-to-method-devirt.cpp and
FileCheckize. It is more properly an optimizer test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137700 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAfter talking with Bill, it seems like the LandingPad handling here is likely
Eli Friedman [Tue, 16 Aug 2011 00:41:37 +0000 (00:41 +0000)]
After talking with Bill, it seems like the LandingPad handling here is likely
to be wrong (or at least somewhat suspect).  Leave a FIXME for Bill.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137694 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMinor comment fixes.
Eli Friedman [Tue, 16 Aug 2011 00:20:11 +0000 (00:20 +0000)]
Minor comment fixes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137693 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUpdate SimplifyCFG for atomic operations.
Eli Friedman [Mon, 15 Aug 2011 23:59:28 +0000 (23:59 +0000)]
Update SimplifyCFG for atomic operations.

This commit includes a mention of the landingpad instruction, but it's not
changing the behavior around it.  I think the current behavior is correct,
though.  Bill, can you double-check that?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137691 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd comments and test for atomic load/store and mem2reg.
Eli Friedman [Mon, 15 Aug 2011 23:55:52 +0000 (23:55 +0000)]
Add comments and test for atomic load/store and mem2reg.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137690 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRefactor.
Devang Patel [Mon, 15 Aug 2011 23:47:24 +0000 (23:47 +0000)]
Refactor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137689 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd a test file for Thumb2 NEON.
Owen Anderson [Mon, 15 Aug 2011 23:42:20 +0000 (23:42 +0000)]
Add a test file for Thumb2 NEON.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137687 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSpecify a necessary fixed bit for VLD3DUP, and otherwise rearrange the Thumb2 NEON...
Owen Anderson [Mon, 15 Aug 2011 23:38:54 +0000 (23:38 +0000)]
Specify a necessary fixed bit for VLD3DUP, and otherwise rearrange the Thumb2 NEON decoding hooks to bring us closer to correctness.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137686 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoWhile I'm here, remove the "_alt" hacks to a series of INSERT_SUBREG and
Bruno Cardoso Lopes [Mon, 15 Aug 2011 23:36:51 +0000 (23:36 +0000)]
While I'm here, remove the "_alt" hacks to a series of INSERT_SUBREG and
also add the AVX versions of the 128-bit patterns

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137685 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoReorder declarations of vmovmskp* and also put the necessary AVX
Bruno Cardoso Lopes [Mon, 15 Aug 2011 23:36:45 +0000 (23:36 +0000)]
Reorder declarations of vmovmskp* and also put the necessary AVX
predicate and TB encoding fields. This fix the encoding for the
attached testcase. This fixes PR10625.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137684 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoContinue to hoist uses of getCompileUnit() up. The goal is to get rid of uses of...
Devang Patel [Mon, 15 Aug 2011 23:36:40 +0000 (23:36 +0000)]
Continue to hoist uses of getCompileUnit() up. The goal is to get rid of uses of getCompileUnit().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137683 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAvoid evaluating Neon macro arguments more than once by disabling type checks.
Bob Wilson [Mon, 15 Aug 2011 23:22:56 +0000 (23:22 +0000)]
Avoid evaluating Neon macro arguments more than once by disabling type checks.
It turns out that the use of "__extension__" in these macros was disabling
the expected "incompatible pointer" warnings, so these type checks were not
doing anything anyway.  They introduced a serious bug by evaluating some
macro arguments twice, which is a big problem for arguments with side effects.
I'll have to find another way to get the right type checking.  Radar 9947657.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137680 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoIn places where it's using "getFirstNonPHI", skip the landingpad instruction if neces...
Bill Wendling [Mon, 15 Aug 2011 23:19:54 +0000 (23:19 +0000)]
In places where it's using "getFirstNonPHI", skip the landingpad instruction if necessary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137679 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMCTargetAsmParser target match predicate support.
Jim Grosbach [Mon, 15 Aug 2011 23:03:29 +0000 (23:03 +0000)]
MCTargetAsmParser target match predicate support.

Allow a target assembly parser to do context sensitive constraint checking
on a potential instruction match. This will be used, for example, to handle
Thumb2 IT block parsing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137675 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd a finalize() hook, that'll let DIBuilder construct compile unit lazily.
Devang Patel [Mon, 15 Aug 2011 23:00:00 +0000 (23:00 +0000)]
Add a finalize() hook, that'll let DIBuilder construct compile unit lazily.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137673 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoDon't sink the instruction to before a landingpad instruction.
Bill Wendling [Mon, 15 Aug 2011 22:53:05 +0000 (22:53 +0000)]
Don't sink the instruction to before a landingpad instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137672 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThis is somewhat déjà-vu, but avoid using getCompileUnit() as much as possible.
Devang Patel [Mon, 15 Aug 2011 22:24:32 +0000 (22:24 +0000)]
This is somewhat déjà-vu, but avoid using getCompileUnit() as much as possible.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137668 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUpdate inter-procedural optimizations for atomic load/store.
Eli Friedman [Mon, 15 Aug 2011 22:16:46 +0000 (22:16 +0000)]
Update inter-procedural optimizations for atomic load/store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137667 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUpdate instcombine for atomic load/store.
Eli Friedman [Mon, 15 Aug 2011 22:09:40 +0000 (22:09 +0000)]
Update instcombine for atomic load/store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137664 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRefactor. Variables are part of compile unit so let CompileUnit create new variable.
Devang Patel [Mon, 15 Aug 2011 22:04:40 +0000 (22:04 +0000)]
Refactor. Variables are part of compile unit so let CompileUnit create new variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137663 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd some comments here because the lack of a check for volatile/atomic here is a...
Eli Friedman [Mon, 15 Aug 2011 21:56:39 +0000 (21:56 +0000)]
Add some comments here because the lack of a check for volatile/atomic here is a bit unusual.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137662 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix PR10656. It's only profitable to use 128-bit inserts and extracts
Bruno Cardoso Lopes [Mon, 15 Aug 2011 21:45:54 +0000 (21:45 +0000)]
Fix PR10656. It's only profitable to use 128-bit inserts and extracts
when AVX mode is one. Otherwise is just more work for the type
legalizer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137661 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThere is no need to maintain a set to keep track of variables that use location expre...
Devang Patel [Mon, 15 Aug 2011 21:43:21 +0000 (21:43 +0000)]
There is no need to maintain a set to keep track of variables that use location expressions. In such cases, AT_location attribute's value will be a label.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137659 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix warning.
Devang Patel [Mon, 15 Aug 2011 21:35:16 +0000 (21:35 +0000)]
Fix warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137658 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd some more comprehensive VFP decoding tests.
Owen Anderson [Mon, 15 Aug 2011 21:29:01 +0000 (21:29 +0000)]
Add some more comprehensive VFP decoding tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137657 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSimplify. Let DbgVariable keep track of variable's DBG_VALUE machine instruction.
Devang Patel [Mon, 15 Aug 2011 21:24:36 +0000 (21:24 +0000)]
Simplify. Let DbgVariable keep track of variable's DBG_VALUE machine instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137656 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoDuncan pointed out that the LandingPadInst might read memory. (It might also
Bill Wendling [Mon, 15 Aug 2011 21:14:31 +0000 (21:14 +0000)]
Duncan pointed out that the LandingPadInst might read memory. (It might also
write to memory.) Marking it as such makes some checks for immobility go away.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137655 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix llvm::CloneModule to correctly clone globals. Patch per bug report by Simon...
Eli Friedman [Mon, 15 Aug 2011 21:05:06 +0000 (21:05 +0000)]
Fix llvm::CloneModule to correctly clone globals.  Patch per bug report by Simon Moll on llvmdev.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137654 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix predicates methods on Instruction to handle atomic load/store correctly.
Eli Friedman [Mon, 15 Aug 2011 21:00:18 +0000 (21:00 +0000)]
Fix predicates methods on Instruction to handle atomic load/store correctly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137652 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix this test to avoid leaving a temporary file behind.
Eric Christopher [Mon, 15 Aug 2011 20:55:03 +0000 (20:55 +0000)]
Fix this test to avoid leaving a temporary file behind.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137651 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMisc analysis passes that need to be aware of atomic load/store.
Eli Friedman [Mon, 15 Aug 2011 20:54:19 +0000 (20:54 +0000)]
Misc analysis passes that need to be aware of atomic load/store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137650 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMove MatchResultTy enum into base class definition.
Jim Grosbach [Mon, 15 Aug 2011 20:53:08 +0000 (20:53 +0000)]
Move MatchResultTy enum into base class definition.

No need for it to be redefined as part of every derived target asm parser
class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137649 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAtomic load/store support in LICM.
Eli Friedman [Mon, 15 Aug 2011 20:52:09 +0000 (20:52 +0000)]
Atomic load/store support in LICM.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137648 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoEnforce the constraint that Rt must be even on LDRD/STRD instructions in ARM mode...
Owen Anderson [Mon, 15 Aug 2011 20:51:32 +0000 (20:51 +0000)]
Enforce the constraint that Rt must be even on LDRD/STRD instructions in ARM mode.  Update tests to reflect this fact.
Patch by James Molloy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137647 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd an ipsccp test. Migrated from test/FrontendC++.
Eric Christopher [Mon, 15 Aug 2011 20:50:36 +0000 (20:50 +0000)]
Add an ipsccp test. Migrated from test/FrontendC++.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137646 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd a test for Thumb1 LDRSH decoding.
Owen Anderson [Mon, 15 Aug 2011 20:15:43 +0000 (20:15 +0000)]
Add a test for Thumb1 LDRSH decoding.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137645 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd testcase for STRH. Patch by James Molloy.
Owen Anderson [Mon, 15 Aug 2011 20:12:03 +0000 (20:12 +0000)]
Add testcase for STRH.  Patch by James Molloy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137644 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRemove dead classes.
Owen Anderson [Mon, 15 Aug 2011 20:11:11 +0000 (20:11 +0000)]
Remove dead classes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137643 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThe "landingpad" instruction will never be "trivially" dead.
Bill Wendling [Mon, 15 Aug 2011 20:10:51 +0000 (20:10 +0000)]
The "landingpad" instruction will never be "trivially" dead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137642 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix incorrect encoding of UMAAL and friends. Patch by James Molloy.
Owen Anderson [Mon, 15 Aug 2011 20:08:25 +0000 (20:08 +0000)]
Fix incorrect encoding of UMAAL and friends.  Patch by James Molloy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137641 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSimplify mapping to variable from its abstract variable info.
Devang Patel [Mon, 15 Aug 2011 19:01:20 +0000 (19:01 +0000)]
Simplify mapping to variable from its abstract variable info.
When a variable is inlined multiple places, abstract variable keeps name, location, type etc.. info and all other concreate instances of the variable directly refers to abstract variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137637 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix decoding LDRSB and LDRSH in Thumb1 mode. Patch by James Molloy.
Owen Anderson [Mon, 15 Aug 2011 19:00:06 +0000 (19:00 +0000)]
Fix decoding LDRSB and LDRSH in Thumb1 mode.  Patch by James Molloy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137636 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix problems decoding the to/from-lane NEON memory instructions, and add a comprehens...
Owen Anderson [Mon, 15 Aug 2011 18:44:44 +0000 (18:44 +0000)]
Fix problems decoding the to/from-lane NEON memory instructions, and add a comprehensive NEON decoding testcase.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137635 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRefactor.
Devang Patel [Mon, 15 Aug 2011 18:40:16 +0000 (18:40 +0000)]
Refactor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137632 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRefactor.
Devang Patel [Mon, 15 Aug 2011 18:35:42 +0000 (18:35 +0000)]
Refactor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137631 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoDon't try to sink the landingpad instruction. It's immobile.
Bill Wendling [Mon, 15 Aug 2011 18:23:40 +0000 (18:23 +0000)]
Don't try to sink the landingpad instruction. It's immobile.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137629 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThe landingpad instruction isn't loop-invariant.
Bill Wendling [Mon, 15 Aug 2011 18:22:49 +0000 (18:22 +0000)]
The landingpad instruction isn't loop-invariant.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137628 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMark the SCC as "might unwind" if we run into a 'resume' instruction.
Bill Wendling [Mon, 15 Aug 2011 18:22:00 +0000 (18:22 +0000)]
Mark the SCC as "might unwind" if we run into a 'resume' instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137627 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSkip the insertion iterator past the landingpad instruction if there.
Bill Wendling [Mon, 15 Aug 2011 18:21:07 +0000 (18:21 +0000)]
Skip the insertion iterator past the landingpad instruction if there.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137626 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRefactor. Global variables are part of compile unit so let CompileUnit create new...
Devang Patel [Mon, 15 Aug 2011 17:57:41 +0000 (17:57 +0000)]
Refactor. Global variables are part of compile unit so let CompileUnit create new global variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137621 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoTidy up trailing whitespace.
Jim Grosbach [Mon, 15 Aug 2011 17:30:25 +0000 (17:30 +0000)]
Tidy up trailing whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137619 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRefactor. A subprogram is part of compile unit so let CompileUnit construct new subpr...
Devang Patel [Mon, 15 Aug 2011 17:24:54 +0000 (17:24 +0000)]
Refactor. A subprogram is part of compile unit so let CompileUnit construct new subprogram.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137618 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUpdate comment to reflect MC target machine refactor.
Jim Grosbach [Mon, 15 Aug 2011 16:52:24 +0000 (16:52 +0000)]
Update comment to reflect MC target machine refactor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137615 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd inlining for the new EH scheme.
Bill Wendling [Sun, 14 Aug 2011 08:01:36 +0000 (08:01 +0000)]
Add inlining for the new EH scheme.

This builds off of the current scheme, but instead of llvm.eh.exception and
llvm.eh.selector, it uses the landingpad instruction. And instead of
llvm.eh.resume, it uses the resume instruction.

Because of the invariants in the landing pad instruction, a lot of code that's
currently needed to find the appropriate intrinsic calls for an invoke
instruction won't be needed once we go to the new EH scheme. The "FIXME"s tell
us what to remove after we switch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137576 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThis transform is not safe. Thanks to Eli for pointing that out!
Nick Lewycky [Sun, 14 Aug 2011 04:51:49 +0000 (04:51 +0000)]
This transform is not safe. Thanks to Eli for pointing that out!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137575 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoDon't attempt to add 'nsw' when intermediate instructions had no such guarantee.
Nick Lewycky [Sun, 14 Aug 2011 03:41:33 +0000 (03:41 +0000)]
Don't attempt to add 'nsw' when intermediate instructions had no such guarantee.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137572 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoTeach instcombine to preserve the nsw bit by doing an after-the-fact analysis
Nick Lewycky [Sun, 14 Aug 2011 01:45:19 +0000 (01:45 +0000)]
Teach instcombine to preserve the nsw bit by doing an after-the-fact analysis
when combining add and sub instructions. Patch by Pranav Bhandarkar!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137570 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoEE: Provide the symbol "lseek64" explicitly with <unistd.h> on Linux glibc.
NAKAMURA Takumi [Sun, 14 Aug 2011 00:34:04 +0000 (00:34 +0000)]
EE: Provide the symbol "lseek64" explicitly with <unistd.h> on Linux glibc.

With libcxx, it seems <unistd.h> would not be provided. Thanks to Ryuta Suzuki.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137567 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix PR 10635. When generating integer constants, the constant element type may
Nadav Rotem [Sat, 13 Aug 2011 20:31:45 +0000 (20:31 +0000)]
Fix PR 10635. When generating integer constants, the constant element type may
be illegal, even if the requested vector type is legal. Testcase is one of the
disabled ARM tests in the vector-select patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137562 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix test.
Eli Friedman [Sat, 13 Aug 2011 17:06:34 +0000 (17:06 +0000)]
Fix test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137556 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoExpand VMOVQQQQ pseudo instructions.
Bob Wilson [Sat, 13 Aug 2011 05:14:55 +0000 (05:14 +0000)]
Expand VMOVQQQQ pseudo instructions.

Apparently we never added code to expand these pseudo instructions, and in
over a year, no one has noticed.  Our register allocator must be awesome!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137551 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRemove the last improper use of getGlobalContext() from LLVM.
Nick Lewycky [Sat, 13 Aug 2011 01:04:44 +0000 (01:04 +0000)]
Remove the last improper use of getGlobalContext() from LLVM.

This caused a race condition where a thread calls ~LLVMContextImpl which calls
Module::dropAllReferences which calls begin() on an empty ilist that would
create the sentinel, which racily accesses the global context.

This can not be fixed by locking inside createSentinel because the lock would
need to be shared with all users of the global context, including those that
reside outside LLVM's own code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137546 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix the getelementptr description so it is extremely clear that array indices passed...
Eli Friedman [Fri, 12 Aug 2011 23:37:55 +0000 (23:37 +0000)]
Fix the getelementptr description so it is extremely clear that array indices passed to getelementptr are signed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137538 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMove "atomic" and "volatile" designations on instructions after the opcode
Eli Friedman [Fri, 12 Aug 2011 22:50:01 +0000 (22:50 +0000)]
Move "atomic" and "volatile" designations on instructions after the opcode
of the instruction.

Note that this change affects the existing non-atomic load and store
instructions; the parser now accepts both forms, and the change is noted
in the release notes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137527 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoARM STR_POST_IMM offset encoding fix in load/store optimizer.
Jim Grosbach [Fri, 12 Aug 2011 22:20:41 +0000 (22:20 +0000)]
ARM STR_POST_IMM offset encoding fix in load/store optimizer.

Tidy up the code a bit and push the definition of the value next to the uses
to try to minimize this sort of issue from arising again while I'm at it.

rdar://9945172

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137525 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix comment!
Bruno Cardoso Lopes [Fri, 12 Aug 2011 21:54:42 +0000 (21:54 +0000)]
Fix comment!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137521 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSome reorganization of atomic docs. Added explicit section for NonAtomic. Added...
Eli Friedman [Fri, 12 Aug 2011 21:50:54 +0000 (21:50 +0000)]
Some reorganization of atomic docs.  Added explicit section for NonAtomic.  Added example for illegal non-atomic operation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137520 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThe VPERM2F128 is a AVX instruction which permutes between two 256-bit
Bruno Cardoso Lopes [Fri, 12 Aug 2011 21:48:26 +0000 (21:48 +0000)]
The VPERM2F128 is a AVX instruction which permutes between two 256-bit
vectors. It operates on 128-bit elements instead of regular scalar
types. Recognize shuffles that are suitable for VPERM2F128 and teach
the x86 legalizer how to handle them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137519 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMove code around and add comments
Bruno Cardoso Lopes [Fri, 12 Aug 2011 21:48:22 +0000 (21:48 +0000)]
Move code around and add comments

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137518 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoDefine unaligned load and store.
Akira Hatanaka [Fri, 12 Aug 2011 21:30:06 +0000 (21:30 +0000)]
Define unaligned load and store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137515 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoARM expansion of pre-indexed store pseudos should maintain memoperands.
Jim Grosbach [Fri, 12 Aug 2011 21:02:34 +0000 (21:02 +0000)]
ARM expansion of pre-indexed store pseudos should maintain memoperands.

Partial fix for rdar://9945172.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137513 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd checks for the landingpad instruction's clause values to make sure that
Bill Wendling [Fri, 12 Aug 2011 20:52:25 +0000 (20:52 +0000)]
Add checks for the landingpad instruction's clause values to make sure that
they're the correct type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137511 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix some remaining issues with decoding ARM-mode memory instructions, and add another...
Owen Anderson [Fri, 12 Aug 2011 20:36:11 +0000 (20:36 +0000)]
Fix some remaining issues with decoding ARM-mode memory instructions, and add another batch of tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137502 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoInitial commit of the 'landingpad' instruction.
Bill Wendling [Fri, 12 Aug 2011 20:24:12 +0000 (20:24 +0000)]
Initial commit of the 'landingpad' instruction.

This implements the 'landingpad' instruction. It's used to indicate that a basic
block is a landing pad. There are several restrictions on its use (see
LangRef.html for more detail). These restrictions allow the exception handling
code to gather the information it needs in a much more sane way.

This patch has the definition, implementation, C interface, parsing, and bitcode
support in it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137501 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix decoding of ARM-mode STRH.
Owen Anderson [Fri, 12 Aug 2011 20:02:50 +0000 (20:02 +0000)]
Fix decoding of ARM-mode STRH.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137499 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoapparently variable naming conventions never got added, document the
Chris Lattner [Fri, 12 Aug 2011 19:49:16 +0000 (19:49 +0000)]
apparently variable naming conventions never got added, document the
prevailing convention.  Thanks to Dave Zarzycki for the patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137497 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agominor typo
Chris Lattner [Fri, 12 Aug 2011 19:48:19 +0000 (19:48 +0000)]
minor typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137496 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoPort over the basic ARM encodings test file to a decoding test file. Greatly increas...
Owen Anderson [Fri, 12 Aug 2011 19:42:45 +0000 (19:42 +0000)]
Port over the basic ARM encodings test file to a decoding test file.  Greatly increases our test coverage of basic ARM-mode instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137495 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSpecify fixed bit in the LDRBT encoding, which allows us to distinguish it from certa...
Owen Anderson [Fri, 12 Aug 2011 19:41:29 +0000 (19:41 +0000)]
Specify fixed bit in the LDRBT encoding, which allows us to distinguish it from certain USAT16 encodings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137494 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoConstify.
Devang Patel [Fri, 12 Aug 2011 18:18:02 +0000 (18:18 +0000)]
Constify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137489 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agofix one reference that slipped through, thanks Eli
Chris Lattner [Fri, 12 Aug 2011 18:12:40 +0000 (18:12 +0000)]
fix one reference that slipped through, thanks Eli

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137488 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix decoding of pre-indexed stores.
Owen Anderson [Fri, 12 Aug 2011 18:12:39 +0000 (18:12 +0000)]
Fix decoding of pre-indexed stores.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137487 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoTest case for 137484
Akira Hatanaka [Fri, 12 Aug 2011 18:12:06 +0000 (18:12 +0000)]
Test case for 137484

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137486 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUse ArrayRef.
Devang Patel [Fri, 12 Aug 2011 18:10:19 +0000 (18:10 +0000)]
Use ArrayRef.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137485 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoWhen constant double 0.0 is lowered, make sure 0 is copied directly from an
Akira Hatanaka [Fri, 12 Aug 2011 18:09:59 +0000 (18:09 +0000)]
When constant double 0.0 is lowered, make sure 0 is copied directly from an
integer register to a floating point register. It is not valid to interpret
the value of a floating pointer register as part of a double precision
floating point value after a single precision floating point computational
or move instruction stores its result to the register.

- In the test case, the following code is generated before this patch is
  applied:
mtc1  $zero, $f2    ; unformatted copy to $f2
mov.s $f0, $f2      ; $f0 is in single format
sdc1  $f12, 0($sp)
mov.s $f1, $f2      ; $f1 is in single format
c.eq.d  $f12, $f0   ; $f0 cannot be interpreted as double

- The following code is generated after this patch is applied:
mtc1  $zero, $f0    ; unformatted copy to $f0
mtc1  $zero, $f1    ; unformatted copy to $f1
c.eq.d  $f12, $f0   ; $f0 can be interpreted as double

Bhanu Chetlapalli and Chris Dearman at MIPS technologies reported this bug and
provided the test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137484 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoadd ifdef's to let people easily remove these dead api for testing.
Chris Lattner [Fri, 12 Aug 2011 18:08:19 +0000 (18:08 +0000)]
add ifdef's to let people easily remove these dead api for testing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137483 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoswitch to the new struct api.
Chris Lattner [Fri, 12 Aug 2011 18:07:26 +0000 (18:07 +0000)]
switch to the new struct api.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137482 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoswitch to the new struct apis.
Chris Lattner [Fri, 12 Aug 2011 18:07:07 +0000 (18:07 +0000)]
switch to the new struct apis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137481 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoswitch to use the new api for structtypes.
Chris Lattner [Fri, 12 Aug 2011 18:06:37 +0000 (18:06 +0000)]
switch to use the new api for structtypes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137480 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoforward to the correct constructor.
Chris Lattner [Fri, 12 Aug 2011 18:03:30 +0000 (18:03 +0000)]
forward to the correct constructor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137479 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoProvide fast path as Jakob suggested.
Devang Patel [Fri, 12 Aug 2011 18:01:34 +0000 (18:01 +0000)]
Provide fast path as Jakob suggested.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137478 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSeparate decoding for STREXD and LDREXD to make each work better.
Owen Anderson [Fri, 12 Aug 2011 17:58:32 +0000 (17:58 +0000)]
Separate decoding for STREXD and LDREXD to make each work better.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137476 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoTidy up formatting.
Jim Grosbach [Fri, 12 Aug 2011 17:43:31 +0000 (17:43 +0000)]
Tidy up formatting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137471 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoadd two missing function impls
Chris Lattner [Fri, 12 Aug 2011 17:43:05 +0000 (17:43 +0000)]
add two missing function impls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137470 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoadd new accessors to reflect new terminology in struct types.
Chris Lattner [Fri, 12 Aug 2011 17:31:02 +0000 (17:31 +0000)]
add new accessors to reflect new terminology in struct types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137468 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix bugpoint fallout from the new type system.
Nick Lewycky [Fri, 12 Aug 2011 17:25:45 +0000 (17:25 +0000)]
Fix bugpoint fallout from the new type system.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137467 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRevert r137310 because it does not optimize any code on ToT
Nadav Rotem [Fri, 12 Aug 2011 17:15:04 +0000 (17:15 +0000)]
Revert r137310 because it does not optimize any code on ToT

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137466 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoTidy up formatting.
Jim Grosbach [Fri, 12 Aug 2011 17:01:02 +0000 (17:01 +0000)]
Tidy up formatting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137464 91177308-0d34-0410-b5e6-96231b3b80d8