Kevin Enderby
d9165eb02f
Fix typo in comment ldopen() -> dlopen().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150836 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 19:26:00 +00:00
Jakob Stoklund Olesen
2420b558de
Handle regmask operands in ARMInstrInfo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150833 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 19:23:15 +00:00
Kevin Enderby
fc0d7400bc
Put back the initializing the targets in the disassembler API with a comment as
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to why this is needed. This broke the darwin's otool(1) program. This change
was made in r144385.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150832 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 19:18:29 +00:00
Jakob Stoklund Olesen
8c3b87cf19
Fix ARMBaseInstrInfo::getInstrLatency for calls.
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Calls always clobber CPSR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150831 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 19:07:59 +00:00
Jakob Stoklund Olesen
d9f0ff56a1
Transfer regmasks to MRI.
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MRI keeps track of which physregs have been used. Make sure it gets
updated with all the regmask-clobbered registers.
Delete the closePhysRegsUsed() function which isn't necessary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150830 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 19:07:56 +00:00
Dan Gohman
dbe266be35
Calls and invokes with the new clang.arc.no_objc_arc_exceptions
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metadata may still unwind, but only in ways that the ARC
optimizer doesn't need to consider. This permits more
aggressive optimization.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150829 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 18:59:53 +00:00
Lang Hames
3dc7c5138d
Refactor 'handleMove' code in live intervals. Clients of LiveIntervals won't see
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any changes.
Internally this adds a private inner class HMEditor, to LiveIntervals. HMEditor provides
an API for updating live intervals when code is moved or bundled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150826 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 18:44:18 +00:00
Dan Gohman
ebad58dc58
Remove a comment about an alternative approach that wouldn't
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actually work, at least as described. LLVM Metadata is not
intended to suppress LLVM IR rules, as it can be stripped at
any time.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150821 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 18:33:38 +00:00
Jim Grosbach
7842a741eb
Tidy up.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150820 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 17:35:10 +00:00
David Chisnall
4cbcee1618
Generate the correct EH frame section types on Solaris, this time without breaking other platforms...
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150819 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 17:31:15 +00:00
David Chisnall
8bb51ef6d2
Revert r150814. It turns out that there is a good reason for this after all...
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150818 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 16:51:02 +00:00
Jakob Stoklund Olesen
0f7de3542f
Revert r150288, "Allow Post-RA LICM to hoist reserved register reads."
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This caused miscompilations on out-of-tree targets, and possibly i386 as
well.
I'll find some other way of hoisting %rip-relative loads from loops
containing calls.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150816 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 16:40:44 +00:00
Richard Osborne
406262a69f
Fix typo in comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150815 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 16:39:47 +00:00
David Chisnall
637b25a6a0
Don't lazily allocate eh_frame. We're not lazily allocating things like the LSDA, which are only used when the eh frame is used, so this lazy allocation doesn't really make sense.
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Fix the type of eh_frame on Solaris so that Sun ld doesn't fail to combine them (thus making it impossible for the unwind library to find them and breaking exceptions).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150814 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 16:32:07 +00:00
David Chisnall
50f603fff6
... and it's probably best to use the correct alignment, rather than just guessing that it's the same as the size.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150813 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 16:30:39 +00:00
David Chisnall
ca5b752d18
It turns out that putting an 8-byte symbol in a 4-byte section makes Solaris ld sulk. GNU ld is perfectly happy with it, which is worrying for a whole other set of reasons...
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Thanks to Anton, Duncan and Rafael for helping me track this down.
Pointy hat to Rafael for introducing the bug in the first place.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150811 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 16:05:50 +00:00
Nick Lewycky
c5e6f99981
Remove question.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150809 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 09:55:20 +00:00
Jia Liu
c5707112e7
remove Emacs-tag form .cpp files in Mips Backend, and fix some typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150805 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 08:55:11 +00:00
Eric Christopher
ed993de642
Typo in variable name.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150796 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 07:08:46 +00:00
Craig Topper
6e94e68b75
Remove the last of the old vector_shuffle patterns from X86 isel.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150795 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 07:02:34 +00:00
Nick Lewycky
81266c5c93
Add support for invariant.start inside the static constructor evaluator. This is
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useful to represent a variable that is const in the source but can't be constant
in the IR because of a non-trivial constructor. If globalopt evaluates the
constructor, and there was an invariant.start with no matching invariant.end
possible, it will mark the global constant afterwards.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150794 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 06:59:21 +00:00
Akira Hatanaka
38bdc5762f
Do not promote i32 arguments to i64. This was causing unnecessary sign extension
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instructions to be emitted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150782 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 02:20:26 +00:00
Bill Wendling
3106b8b18b
Remove redundant comment. Use a more efficient datatype.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150780 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 02:12:54 +00:00
Bill Wendling
1bc147b892
Fix some grammar-os and formatting.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150779 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 02:09:28 +00:00
Lang Hames
00195d828b
Reverse iterator - should be incrementing rather than decrementing.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150778 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 01:54:11 +00:00
Jia Liu
8f5e8c1cd6
add Emacs tag and fix some comment error in file headers
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150775 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 01:23:50 +00:00
Chad Rosier
b8703fe265
[fast-isel] Add support for returning non-legal types with no sign- or zero-
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entend flag.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150774 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 01:21:28 +00:00
Lang Hames
29879d7f86
MachineScheduler shouldn't use/preserve LiveDebugVariables.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150773 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 01:11:37 +00:00
Lang Hames
5d0827582f
Oops - isRegLiveIntoSuccessor is used in non-assert builds now. Remove NDEBUG guards.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150771 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 00:51:32 +00:00
Lang Hames
c2e08db4e5
Re-enable 150652 and 150654 - Make FPSCR non-reserved, and make MachineCSE bail on reserved registers. This *should* be safe as of r150786.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150769 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 00:27:16 +00:00
Lang Hames
af8b34dae9
Turn off assertion, conservatively compute liveness for live-in un-allocatable registers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150768 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17 00:18:18 +00:00
Akira Hatanaka
178d870795
Remove comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150739 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 22:52:29 +00:00
Chad Rosier
a69feb0f33
Remove unnecessary assignment to temporary, ResultReg.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150737 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 22:45:33 +00:00
Bill Wendling
5b0e7886f3
Use –mcpu=generic, so that the test will not fail when run on an Intel Atom
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processor, due to the Atom scheduler producing an instruction sequence that is
different from that which is expected.
Patch by Michael Spencer!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150736 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 22:42:48 +00:00
Chad Rosier
331888460b
Update credits.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150715 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 18:54:41 +00:00
Jakob Stoklund Olesen
2624661011
Note x86 regmask operands in release notes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150712 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 18:22:39 +00:00
Jakob Stoklund Olesen
8b0a3f2df9
Remove the YMM_HI_6_15 hack.
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Call clobbers are now represented with register mask operands. The
regmask can easily represent the fact that xmm6 is call-preserved while
ymm6 isn't. This is automatically computed by TableGen from the
CalleeSavedRegs containing xmm6.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150709 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 17:56:06 +00:00
Jakob Stoklund Olesen
527a08b253
Use the same CALL instructions for Windows as for everything else.
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The different calling conventions and call-preserved registers are
represented with regmask operands that are added dynamically.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150708 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 17:56:02 +00:00
Akira Hatanaka
e3186774f3
Remove trailing whitespace. Add newline.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150706 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 17:48:20 +00:00
Benjamin Kramer
1a7ea9dd04
Disable machine copy propagation for now. It's known to be buggy (PR11940) and introduces subtle miscompiles in many places.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150703 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 17:29:50 +00:00
Benjamin Kramer
ea79b8e03c
Revert "InstSimplify: Strip pointer casts early."
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Turns out this isn't safe, because the code below depends on LHS and RHS having
the same type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150695 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 15:19:59 +00:00
Benjamin Kramer
475ebf5a74
InstSimplify: Strip pointer casts early.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150694 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 15:03:04 +00:00
Benjamin Kramer
fd8779a94b
InstSimplify: Ignore pointer casts when constant folding compares between pointers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150690 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 13:49:39 +00:00
Bill Wendling
e6bd7a8058
s/ModAttrBehavior/ModFlagBehavior/g to be consistent with how module flags are named elsewhere.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150679 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 10:28:10 +00:00
Bill Wendling
7d4deaae1f
Add 'exception handling' to my description.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150678 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 10:25:07 +00:00
Bill Wendling
190ec9b9c1
Add blurb about module flags and reformat a bit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150677 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 10:23:43 +00:00
James Molloy
6afa3f744a
Remove extraneous #include and spelling mistake introduced in r150669.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150670 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 09:48:07 +00:00
James Molloy
6660c05da3
Modify the algorithm when traversing the DAGCombiner's worklist to be O(log N) for all operations. This fixes a horrible worst case with lots of nodes where 99% of the time was being spent in std::remove.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150669 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 09:17:04 +00:00
NAKAMURA Takumi
22bed5db2f
VMCore/AsmWriter.cpp: Tweak to check #INF and #NAN earlier.
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With MSVCRT, prior checker missed emission of #INF and #NAN.
FIXME: Checking should be simpler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150667 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 08:12:24 +00:00
Eli Bendersky
0f0c411079
Replace all instances of dg.exp file with lit.local.cfg, since all tests are run with LIT now and now Dejagnu. dg.exp is no longer needed.
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Patch reviewed by Daniel Dunbar. It will be followed by additional cleanup patches.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150664 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16 06:28:33 +00:00