oota-llvm.git
14 years agoadd a little function to do arbitrary string pattern matching in a
Chris Lattner [Sat, 8 Aug 2009 20:02:57 +0000 (20:02 +0000)]
add a little function to do arbitrary string pattern matching in a
much more efficient way than a sequence of if's.  Switch MatchRegisterName
to use it.  It would be nice if someone could factor this out to a shared
place in tblgen :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78492 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoadd another const
Chris Lattner [Sat, 8 Aug 2009 19:16:05 +0000 (19:16 +0000)]
add another const

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78487 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoremove a useless anon-ns, make table const.
Chris Lattner [Sat, 8 Aug 2009 19:15:25 +0000 (19:15 +0000)]
remove a useless anon-ns, make table const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78486 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSome ProfileInfo cleanups.
Daniel Dunbar [Sat, 8 Aug 2009 18:59:03 +0000 (18:59 +0000)]
Some ProfileInfo cleanups.
 - Part of optimal static profiling patch sequence by Andreas Neustifter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78485 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd a basic static ProfileInfo provider (ProfileEstimatorPass).
Daniel Dunbar [Sat, 8 Aug 2009 18:44:18 +0000 (18:44 +0000)]
Add a basic static ProfileInfo provider (ProfileEstimatorPass).
 - Part of optimal static profiling patch sequence by Andreas Neustifter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78484 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDefine intrinsics for crc instruction.
Eric Christopher [Sat, 8 Aug 2009 18:07:59 +0000 (18:07 +0000)]
Define intrinsics for crc instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78482 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse reloc_absolute_word_sext relocation for X86::MOV64(ri/mi)32 instructions,
Bruno Cardoso Lopes [Sat, 8 Aug 2009 17:47:41 +0000 (17:47 +0000)]
Use reloc_absolute_word_sext relocation for X86::MOV64(ri/mi)32 instructions,
since they are in 64 bit mode with i64immSExt32 imms. JIT is not affected since
it handles both word absolute relocations in the same way

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78479 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMore ProfileInfo improvements.
Daniel Dunbar [Sat, 8 Aug 2009 17:43:09 +0000 (17:43 +0000)]
More ProfileInfo improvements.
 - Part of optimal static profiling patch sequence by Andreas Neustifter.

 - Store edge, block, and function information separately for each functions
   (instead of in one giant map).

 - Return frequencies as double instead of int, and use a sentinel value for
   missing information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78477 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoELF improvements:
Bruno Cardoso Lopes [Sat, 8 Aug 2009 17:29:04 +0000 (17:29 +0000)]
ELF improvements:
Handle large integers, x86_fp80, ConstantAggregateZero, and two more ConstantExpr:
GetElementPtr and IntToPtr
Set SHF_MERGE bit for mergeable strings
Avoid zero initialized strings to be classified as a bss symbol
Don't allow common symbols to be classified as STB_WEAK
Add a constant to be used as a global value offset in data relocations

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78476 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUpdate CMake
Daniel Dunbar [Sat, 8 Aug 2009 17:03:13 +0000 (17:03 +0000)]
Update CMake

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78475 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoClean out per-function data after the machine code verifier is done with it.
Jakob Stoklund Olesen [Sat, 8 Aug 2009 15:34:50 +0000 (15:34 +0000)]
Clean out per-function data after the machine code verifier is done with it.

Also don't dereference old pointers after they have been deleted causing
random crashes when enabling the machine code verifier.

Ahem...

I have not included a test case for the crash. It hapened when enabling the
verifier on CodeGen/X86/2009-08-06-branchfolder-crash.ll.

The crash depends on an MBB being allocated at the same address as a
previously deleted MBB. I don't think that can be reproduced reliably.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78472 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd insert_elt / extract_elt patterns for v4f32 stuff.
Anton Korobeynikov [Sat, 8 Aug 2009 14:06:07 +0000 (14:06 +0000)]
Add insert_elt / extract_elt patterns for v4f32 stuff.
Did anyone tests v4f32 ever?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78470 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoLane number should be printed w/o hash
Anton Korobeynikov [Sat, 8 Aug 2009 14:05:53 +0000 (14:05 +0000)]
Lane number should be printed w/o hash

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78469 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse VLDM / VSTM to spill/reload 128-bit Neon registers
Anton Korobeynikov [Sat, 8 Aug 2009 13:35:48 +0000 (13:35 +0000)]
Use VLDM / VSTM to spill/reload 128-bit Neon registers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78468 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUpdate the machine code verifier to keep up with the scavenger.
Jakob Stoklund Olesen [Sat, 8 Aug 2009 13:19:25 +0000 (13:19 +0000)]
Update the machine code verifier to keep up with the scavenger.

* Cleaner handling of <undef>.
* <def> takes precedence over <def,dead>.
* Implement the OK-to-redefine-a-register-that-was-
  live-in-but-has-not-been-used-before rule.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78467 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove RegisterScavenger::isSuperRegUsed(). This completely reverses the mistaken...
Jakob Stoklund Olesen [Sat, 8 Aug 2009 13:19:10 +0000 (13:19 +0000)]
Remove RegisterScavenger::isSuperRegUsed(). This completely reverses the mistaken commit r77904.

Now there is no special treatment of instructions that redefine part of a
super-register. Instead, the super-register is marked with <imp-use,kill> and
<imp-def>. For instance, from LowerSubregs on ARM:

subreg: CONVERTING: %Q1<def> = INSERT_SUBREG %Q1<undef>, %D1<kill>, 5
subreg: %D2<def> = FCPYD %D1<kill>, 14, %reg0, %Q1<imp-def>

subreg: CONVERTING: %Q1<def> = INSERT_SUBREG %Q1, %D0<kill>, 6
subreg: %D3<def> = FCPYD %D0<kill>, 14, %reg0, %Q1<imp-use,kill>, %Q1<imp-def>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78466 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSimplify RegScavenger::forward a bit more.
Jakob Stoklund Olesen [Sat, 8 Aug 2009 13:18:47 +0000 (13:18 +0000)]
Simplify RegScavenger::forward a bit more.

Verify that early clobber registers and their aliases are not used.

All changes to RegsAvailable are now done as a transaction so the order of
operands makes no difference.

The included test case is from PR4686. It has behaviour that was dependent on the order of operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78465 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agomove this fp select into a pattern
Andrew Lenharth [Sat, 8 Aug 2009 12:49:07 +0000 (12:49 +0000)]
move this fp select into a pattern

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78464 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAlways initialize AsmConds.
Benjamin Kramer [Sat, 8 Aug 2009 11:26:50 +0000 (11:26 +0000)]
Always initialize AsmConds.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78463 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMSVC doesn't like member variables with the same name as the class.
Benjamin Kramer [Sat, 8 Aug 2009 10:06:30 +0000 (10:06 +0000)]
MSVC doesn't like member variables with the same name as the class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78462 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agollvm-mc/AsmMatcher: Improve match code.
Daniel Dunbar [Sat, 8 Aug 2009 07:50:56 +0000 (07:50 +0000)]
llvm-mc/AsmMatcher: Improve match code.
 - This doesn't actually improve the algorithm (its still linear), but the
   generated (match) code is now fairly compact and table driven. Still need a
   generic string matcher.

 - The table still needs to be compressed, this is quite simple to do and should
   shrink it to under 16k.

 - This also simplifies and restructures the code to make the match classes more
   explicit, in anticipation of resolving ambiguities.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78461 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoImplement Neon VZIP and VUZP instructions. These are very similar to VTRN,
Bob Wilson [Sat, 8 Aug 2009 06:13:25 +0000 (06:13 +0000)]
Implement Neon VZIP and VUZP instructions.  These are very similar to VTRN,
so I generalized the class for VTRN in the .td file to handle all 3 of them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78460 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoImplement Neon VTRN instructions. For now, anyway, these are selected
Bob Wilson [Sat, 8 Aug 2009 05:53:00 +0000 (05:53 +0000)]
Implement Neon VTRN instructions.  For now, anyway, these are selected
directly from the intrinsics produced by the frontend.  If it is more
convenient to have a custom DAG node for using these to implement shuffles,
we can add that later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78459 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agollvm-mc/AsmMatcher: Switch to a unified function to convert operands to MCInst,
Daniel Dunbar [Sat, 8 Aug 2009 05:24:34 +0000 (05:24 +0000)]
llvm-mc/AsmMatcher: Switch to a unified function to convert operands to MCInst,
so that terminal states are as simple as possible.
 - If we were willing to assume that the order that operands get inserted in the
   MCInst is fixed we could actually dispose with this altogether, although it
   might be nice to have the flexibility to change it later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78458 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd a skeleton Thumb2 instruction size reduction pass.
Evan Cheng [Sat, 8 Aug 2009 03:21:23 +0000 (03:21 +0000)]
Add a skeleton Thumb2 instruction size reduction pass.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78456 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoCode refactoring. No functionality change.
Evan Cheng [Sat, 8 Aug 2009 03:20:32 +0000 (03:20 +0000)]
Code refactoring. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78455 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agotADDhirr should target GPR, not tGPR.
Evan Cheng [Sat, 8 Aug 2009 03:19:44 +0000 (03:19 +0000)]
tADDhirr should target GPR, not tGPR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78454 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoI can type.
Evan Cheng [Sat, 8 Aug 2009 02:54:37 +0000 (02:54 +0000)]
I can type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78453 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agomake printInstruction return void since its result is omitted. Make the
Chris Lattner [Sat, 8 Aug 2009 01:32:19 +0000 (01:32 +0000)]
make printInstruction return void since its result is omitted.  Make the
error condition get trapped with an assert.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78449 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix some -Asserts unused variable warnings.
Daniel Dunbar [Sat, 8 Aug 2009 00:40:46 +0000 (00:40 +0000)]
Fix some -Asserts unused variable warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78447 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd another Strong-SIV testcase.
Andreas Bolka [Sat, 8 Aug 2009 00:21:49 +0000 (00:21 +0000)]
Add another Strong-SIV testcase.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78446 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agodon't check the result of printInstruction anymore.
Chris Lattner [Sat, 8 Aug 2009 00:05:42 +0000 (00:05 +0000)]
don't check the result of printInstruction anymore.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78444 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDo not generate 32-bit call on win64 when imm does not fit
Anton Korobeynikov [Fri, 7 Aug 2009 23:59:21 +0000 (23:59 +0000)]
Do not generate 32-bit call on win64 when imm does not fit

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78443 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agorename test
Chris Lattner [Fri, 7 Aug 2009 23:57:30 +0000 (23:57 +0000)]
rename test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78441 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agomerge a bunch of tests together into one, convert to filecheck which
Chris Lattner [Fri, 7 Aug 2009 23:56:42 +0000 (23:56 +0000)]
merge a bunch of tests together into one, convert to filecheck which
is more tolerant of whitespace differences.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78439 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd new intrinsics for Neon VTRN, VZIP and VUZP operations. Modeling these
Bob Wilson [Fri, 7 Aug 2009 23:53:05 +0000 (23:53 +0000)]
Add new intrinsics for Neon VTRN, VZIP and VUZP operations.  Modeling these
as vector shuffles did not work out well.  Shuffles that produce double-wide
vectors accurately represent the operation but make it hard to do anything
with the results.  I considered splitting them up into 2 shuffles, one to
write each register separately, but there doesn't seem to be a good way to
reunite them for codegen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78437 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd DEBUG_WITH_TYPE as a clean alternative to tweaking DEBUG_TYPE.
Daniel Dunbar [Fri, 7 Aug 2009 23:48:59 +0000 (23:48 +0000)]
Add DEBUG_WITH_TYPE as a clean alternative to tweaking DEBUG_TYPE.

This:
--
#undef DEBUG_TYPE
#define DEBUG_TYPE "foo"
DEBUG(...)
#undef DEBUG_TYPE
#define DEBUG_TYPE ""
--
becomes this:
--
DEBUG_WITH_TYPE("foo", ...)
--

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78435 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoConvert more Neon tests to use FileCheck.
Bob Wilson [Fri, 7 Aug 2009 23:45:02 +0000 (23:45 +0000)]
Convert more Neon tests to use FileCheck.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78433 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agocode cleanup
Chris Lattner [Fri, 7 Aug 2009 23:42:01 +0000 (23:42 +0000)]
code cleanup

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78432 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUnbreak build.
Benjamin Kramer [Fri, 7 Aug 2009 23:37:47 +0000 (23:37 +0000)]
Unbreak build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78431 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMake NEON single-precision FP support the default for cortex-a8 (again).
David Goodwin [Fri, 7 Aug 2009 23:32:33 +0000 (23:32 +0000)]
Make NEON single-precision FP support the default for cortex-a8 (again).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78430 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoremove a bunch of now-dead crud from the asmprinter and TAI interfaces.
Chris Lattner [Fri, 7 Aug 2009 23:16:27 +0000 (23:16 +0000)]
remove a bunch of now-dead crud from the asmprinter and TAI interfaces.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78428 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agofix the column output stuff in the asmwriter from being dynamic and
Chris Lattner [Fri, 7 Aug 2009 23:13:38 +0000 (23:13 +0000)]
fix the column output stuff in the asmwriter from being dynamic and
driven by TAI to being static, driven by tblgen.  This means that a
target doesn't get impacted by this stuff at all if it doesn't opt
into it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78427 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix copy-pasto.
Andreas Bolka [Fri, 7 Aug 2009 22:55:26 +0000 (22:55 +0000)]
Fix copy-pasto.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78426 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUnbreak the stuff
Anton Korobeynikov [Fri, 7 Aug 2009 22:51:13 +0000 (22:51 +0000)]
Unbreak the stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78425 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoModifications to dyn_cast/cast to make them work for objects too, instead of only...
Argyrios Kyrtzidis [Fri, 7 Aug 2009 22:49:24 +0000 (22:49 +0000)]
Modifications to dyn_cast/cast to make them work for objects too, instead of only pointers.

The use case is if you have a wrapper class:

class Base {
  void *Ptr;
public:
  Base() : Ptr(0) { }
  operator bool() const { return Ptr; }
.....
}

and sub-wrappers that have exactly the same size:

class Sub : public Base {
public:
....
static bool classof(const Base*);
}

and in the code you would do:

void f(Base b) {
  Sub sub = dyn_cast<Sub>(b);
  if (sub) {
    ....
  }
}

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78424 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdded Mac OS X assembler style conditional assembly. I may come back and see if
Kevin Enderby [Fri, 7 Aug 2009 22:46:00 +0000 (22:46 +0000)]
Added Mac OS X assembler style conditional assembly.  I may come back and see if
I can clean this up a bit more and do way with the TheCondState and just use
the top element on the TheCondStack if not empty.  Also may tweak the code
around ParseConditionalAssemblyDirectives() to simplify the AsmParser code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78423 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agofix comment pastos
Chris Lattner [Fri, 7 Aug 2009 22:44:56 +0000 (22:44 +0000)]
fix comment pastos

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78422 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoBack out some of recent register scavenger change by John Mosby. It broke a number...
Evan Cheng [Fri, 7 Aug 2009 22:39:43 +0000 (22:39 +0000)]
Back out some of recent register scavenger change by John Mosby. It broke a number of ARM tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78421 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoavoid this libcall with long inline expansion
Andrew Lenharth [Fri, 7 Aug 2009 22:37:20 +0000 (22:37 +0000)]
avoid this libcall with long inline expansion

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78420 91177308-0d34-0410-b5e6-96231b3b80d8

14 years ago2 more vdup.32 cases
Anton Korobeynikov [Fri, 7 Aug 2009 22:36:50 +0000 (22:36 +0000)]
2 more vdup.32 cases

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78419 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoA big oops. Thumb1 default CC is a def of CPSR, not a use of CPSR.
Evan Cheng [Fri, 7 Aug 2009 22:36:37 +0000 (22:36 +0000)]
A big oops. Thumb1 default CC is a def of CPSR, not a use of CPSR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78418 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agostrength reduce anonymous namespace to static.
Chris Lattner [Fri, 7 Aug 2009 22:27:19 +0000 (22:27 +0000)]
strength reduce anonymous namespace to static.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78417 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agotidy up
Chris Lattner [Fri, 7 Aug 2009 22:26:50 +0000 (22:26 +0000)]
tidy up

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78416 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReformatting of lines. Put multiple DEBUG statements under one DEBUG statement.
Bill Wendling [Fri, 7 Aug 2009 21:33:25 +0000 (21:33 +0000)]
Reformatting of lines. Put multiple DEBUG statements under one DEBUG statement.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78411 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoThumb2 32-bit ldm / stm needs .w suffix if submode is ia.
Evan Cheng [Fri, 7 Aug 2009 21:19:10 +0000 (21:19 +0000)]
Thumb2 32-bit ldm / stm needs .w suffix if submode is ia.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78410 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agollvm-mc/AsmMatcher: Move emit for register -> enum matcher into a separate routine.
Daniel Dunbar [Fri, 7 Aug 2009 21:01:44 +0000 (21:01 +0000)]
llvm-mc/AsmMatcher: Move emit for register -> enum matcher into a separate routine.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78408 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoXFAIL 2006-11-06-StackTrace.cpp on powerpc-apple-darwin9 until someone feels
Daniel Dunbar [Fri, 7 Aug 2009 20:50:58 +0000 (20:50 +0000)]
XFAIL 2006-11-06-StackTrace.cpp on powerpc-apple-darwin9 until someone feels
motivated to fix it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78406 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMSVC warning fixes; patch by Stein Roger!
Daniel Dunbar [Fri, 7 Aug 2009 20:50:09 +0000 (20:50 +0000)]
MSVC warning fixes; patch by Stein Roger!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78405 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agollvm-mc/AsmMatcher: Tweaks in response to feedback.
Daniel Dunbar [Fri, 7 Aug 2009 20:33:39 +0000 (20:33 +0000)]
llvm-mc/AsmMatcher: Tweaks in response to feedback.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78404 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTo catch bugs like the one fixed in
Jeffrey Yasskin [Fri, 7 Aug 2009 19:54:29 +0000 (19:54 +0000)]
To catch bugs like the one fixed in
http://llvm.org/viewvc/llvm-project?view=rev&revision=78127, I'm changing the
ExecutionEngine's global mappings to hold AssertingVH<const GlobalValue>. That
way, if unregistering a mapping fails to actually unregister it, we'll get an
assert. Running the jit nightly tests didn't uncover any actual instances of
the problem.

This also uncovered the fact that AssertingVH<const X> didn't work, so I fixed
that too.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78400 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoThis is done.
Evan Cheng [Fri, 7 Aug 2009 19:34:52 +0000 (19:34 +0000)]
This is done.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78399 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse 16-bit tMOVgpr2gpr instead of tMOVr to copy GPR registers in Thumb2 mode.
Evan Cheng [Fri, 7 Aug 2009 19:34:35 +0000 (19:34 +0000)]
Use 16-bit tMOVgpr2gpr instead of tMOVr to copy GPR registers in Thumb2 mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78398 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix support to use NEON for single precision fp math.
Evan Cheng [Fri, 7 Aug 2009 19:30:41 +0000 (19:30 +0000)]
Fix support to use NEON for single precision fp math.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78397 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSIV/MIV classification for LDA.
Andreas Bolka [Fri, 7 Aug 2009 18:23:41 +0000 (18:23 +0000)]
SIV/MIV classification for LDA.

LoopDependenceAnalysis::getLoops is currently O(N*M) for a loop-nest of
depth N and a compound SCEV of M atomic SCEVs. As both N and M will
typically be very small, this should not be a problem. If it turns out
to be one, rewriting getLoops as SCEVVisitor will reduce complexity to
O(M).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78394 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRewrite previous patch to follow Chris' stylistic
Dale Johannesen [Fri, 7 Aug 2009 17:41:29 +0000 (17:41 +0000)]
Rewrite previous patch to follow Chris' stylistic
preference; no functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78391 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix dom frontier update. This fixes PR4667.
Devang Patel [Fri, 7 Aug 2009 17:16:44 +0000 (17:16 +0000)]
Fix dom frontier update. This fixes PR4667.
Patch by Jakub Staszak.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78388 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix Strong-SIV testcase.
Andreas Bolka [Fri, 7 Aug 2009 15:42:32 +0000 (15:42 +0000)]
Fix Strong-SIV testcase.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78384 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMinor fixes to avoid using invalid debugloc.
Sanjiv Gupta [Fri, 7 Aug 2009 11:00:02 +0000 (11:00 +0000)]
Minor fixes to avoid using invalid debugloc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78383 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSimplify code and avoid allocations.
Benjamin Kramer [Fri, 7 Aug 2009 10:42:28 +0000 (10:42 +0000)]
Simplify code and avoid allocations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78382 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoImprove disabling of X86 AsmMatcher.
Daniel Dunbar [Fri, 7 Aug 2009 09:06:38 +0000 (09:06 +0000)]
Improve disabling of X86 AsmMatcher.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78381 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDisable X86 AsmMatcher for now, it is causing gcc-4.0 to run out of memory on
Daniel Dunbar [Fri, 7 Aug 2009 08:45:03 +0000 (08:45 +0000)]
Disable X86 AsmMatcher for now, it is causing gcc-4.0 to run out of memory on
i386-apple-darwin9. This presumably will get fixed once the generated code
improves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78379 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agollvm-mc/AsmMatcher: Move to a slightly more sane matching design.
Daniel Dunbar [Fri, 7 Aug 2009 08:26:05 +0000 (08:26 +0000)]
llvm-mc/AsmMatcher: Move to a slightly more sane matching design.
 - Still not very sane, but a least its not 60k lines on X86. :)

 - In terms of correctness, currently some things are hard wired for X86, and we
   still don't properly resolve ambiguities (this is ignoring the instructions
   we don't even match due to funny .td stuff or other corner cases).

The high level changes:
 1. Represent tokens which are significant for matching explicitly as separate
    operands. This uniformly handles not only the instruction mnemonic, but
    also 'signficiant' syntax like the '*' in "call * ...".

 2. Separate the matching of operands to an instruction from the construction of
    the MCInst. In theory this can be done during matching, but since the number
    of variations is small I think it makes sense to decompose the problems.

 3. Improved a few of the mechanisms to at least successfully flatten / tokenize
    the assembly strings for PowerPC and ARM.

 4. The comment at the top of AsmMatcherEmitter.cpp explains the approach I'm
    moving towards for handling ambiguous instructions. The high-bit is to infer
    a partial ordering of the operand classes (and force the user to specify one
    if we can't) and use that to resolve ambiguities.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78378 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoError out, rather than infinite looping, if constant island pass can't converge.
Evan Cheng [Fri, 7 Aug 2009 07:35:21 +0000 (07:35 +0000)]
Error out, rather than infinite looping, if constant island pass can't converge.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78377 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAnother coalescer bug. When a dead copy is eliminated, transfer the kill to a def...
Evan Cheng [Fri, 7 Aug 2009 07:14:14 +0000 (07:14 +0000)]
Another coalescer bug. When a dead copy is eliminated, transfer the kill to a def of the exact register rather than a super-register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78376 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agotBfar is bl, which clobbers LR.
Evan Cheng [Fri, 7 Aug 2009 05:45:07 +0000 (05:45 +0000)]
tBfar is bl, which clobbers LR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78370 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRun memsel inserter just before emit assembly to avoid tinkering by other passes.
Sanjiv Gupta [Fri, 7 Aug 2009 05:44:27 +0000 (05:44 +0000)]
Run memsel inserter just before emit assembly to avoid tinkering by other passes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78369 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUpdate CMake.
Daniel Dunbar [Fri, 7 Aug 2009 03:59:06 +0000 (03:59 +0000)]
Update CMake.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78367 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove unused function.
Daniel Dunbar [Fri, 7 Aug 2009 03:52:07 +0000 (03:52 +0000)]
Remove unused function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78366 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoThese should be expanded
Andrew Lenharth [Fri, 7 Aug 2009 02:17:44 +0000 (02:17 +0000)]
These should be expanded

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78365 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse std::string() instead of std::string("").
Dan Gohman [Fri, 7 Aug 2009 01:43:45 +0000 (01:43 +0000)]
Use std::string() instead of std::string("").

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78364 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix a bunch of namespace pollution.
Dan Gohman [Fri, 7 Aug 2009 01:32:21 +0000 (01:32 +0000)]
Fix a bunch of namespace pollution.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78363 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix a typo in a comment.
Dan Gohman [Fri, 7 Aug 2009 01:26:06 +0000 (01:26 +0000)]
Fix a typo in a comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78362 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoIt turns out most of the thumb2 instructions are not allowed to touch SP. The semanti...
Evan Cheng [Fri, 7 Aug 2009 00:34:42 +0000 (00:34 +0000)]
It turns out most of the thumb2 instructions are not allowed to touch SP. The semantics of such instructions are unpredictable. We have just been lucky that tests have been passing.

This patch takes pain to ensure all the PEI lowering code does the right thing when lowering frame indices, insert code to manipulate stack pointers, etc. It's also custom lowering dynamic stack alloc into pseudo instructions so we can insert the right instructions at scheduling time.

This fixes PR4659 and PR4682.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78361 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoCode clean up.
Evan Cheng [Fri, 7 Aug 2009 00:28:58 +0000 (00:28 +0000)]
Code clean up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78360 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdded legal stuff, fixed some formatting issues. Removed the graph generator stuff...
Lang Hames [Fri, 7 Aug 2009 00:25:12 +0000 (00:25 +0000)]
Added legal stuff, fixed some formatting issues. Removed the graph generator stuff as it was only meant for debugging the solver.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78359 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd the testcase from PR 4668. This works at the
Dale Johannesen [Fri, 7 Aug 2009 00:04:42 +0000 (00:04 +0000)]
Add the testcase from PR 4668.  This works at the
moment, but it's a fragile area.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78358 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoNew C++ PBQP solver. Currently about as fast (read _slow_) as the old C based solver...
Lang Hames [Thu, 6 Aug 2009 23:32:48 +0000 (23:32 +0000)]
New C++ PBQP solver. Currently about as fast (read _slow_) as the old C based solver, but I'll be working to improve that. The PBQP allocator has been updated to use the new solver.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78354 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix PR 4626, a crash in branch folding after OptimizeBlock
Dale Johannesen [Thu, 6 Aug 2009 22:56:40 +0000 (22:56 +0000)]
Fix PR 4626, a crash in branch folding after OptimizeBlock
produced a CFG it wasn't prepared for.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78351 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse stripPointerCasts instead of partially rewriting it.
Dale Johannesen [Thu, 6 Aug 2009 22:45:51 +0000 (22:45 +0000)]
Use stripPointerCasts instead of partially rewriting it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78350 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoVanity.
Jakob Stoklund Olesen [Thu, 6 Aug 2009 21:54:23 +0000 (21:54 +0000)]
Vanity.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78345 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoOutput the new StructType constructor, which takes the context of the
Nicolas Geoffray [Thu, 6 Aug 2009 21:31:35 +0000 (21:31 +0000)]
Output the new StructType constructor, which takes the context of the
module as first argument.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78340 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoGet rid of RegScavenger::backwards() before the bitrot spreads.
Jakob Stoklund Olesen [Thu, 6 Aug 2009 21:19:03 +0000 (21:19 +0000)]
Get rid of RegScavenger::backwards() before the bitrot spreads.

If we need it one day, there is nothing wrong with putting it back in.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78337 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove dead code.
Devang Patel [Thu, 6 Aug 2009 20:57:44 +0000 (20:57 +0000)]
Remove dead code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78335 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse DebugInfoFinder
Devang Patel [Thu, 6 Aug 2009 20:53:24 +0000 (20:53 +0000)]
Use DebugInfoFinder

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78334 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse DebugInfoFinder.
Devang Patel [Thu, 6 Aug 2009 20:53:06 +0000 (20:53 +0000)]
Use DebugInfoFinder.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78333 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoImplement Neon VST[234] operations.
Bob Wilson [Thu, 6 Aug 2009 18:47:44 +0000 (18:47 +0000)]
Implement Neon VST[234] operations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78330 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix incorrect intrinsic declarations.
Bob Wilson [Thu, 6 Aug 2009 18:46:26 +0000 (18:46 +0000)]
Fix incorrect intrinsic declarations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78329 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTestcase for llvm-gcc 78324 (although in normal
Dale Johannesen [Thu, 6 Aug 2009 17:28:23 +0000 (17:28 +0000)]
Testcase for llvm-gcc 78324 (although in normal
testing mode it won't test much).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78325 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTidy up this testcase.
Dan Gohman [Thu, 6 Aug 2009 17:11:55 +0000 (17:11 +0000)]
Tidy up this testcase.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78322 91177308-0d34-0410-b5e6-96231b3b80d8