oota-llvm.git
14 years agouse ArgOperand API
Gabor Greif [Sat, 26 Jun 2010 11:51:52 +0000 (11:51 +0000)]
use ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106944 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoVNInfos don't need to be destructed anymore.
Benjamin Kramer [Sat, 26 Jun 2010 11:30:59 +0000 (11:30 +0000)]
VNInfos don't need to be destructed anymore.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106943 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoresort to ArgOperand API
Gabor Greif [Sat, 26 Jun 2010 09:35:09 +0000 (09:35 +0000)]
resort to ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106942 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove bogus test.
Eli Friedman [Sat, 26 Jun 2010 04:59:56 +0000 (04:59 +0000)]
Remove bogus test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106941 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFollowup to r106770: actually generate SXTB and SXTH for sign-extensions.
Eli Friedman [Sat, 26 Jun 2010 04:36:50 +0000 (04:36 +0000)]
Followup to r106770: actually generate SXTB and SXTH for sign-extensions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106940 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoClean up some problems with extra CFG edges being introduced during
Bob Wilson [Sat, 26 Jun 2010 04:27:33 +0000 (04:27 +0000)]
Clean up some problems with extra CFG edges being introduced during
if-conversion.  The RemoveExtraEdges function doesn't work for blocks that
end with unanalyzable branches, so in those cases, the "extra" edges must
be explicitly removed.  The CopyAndPredicateBlock and MergeBlocks methods
can also avoid copying successor edges due to branches that have already
been removed.  The latter case is especially helpful when MergeBlocks is
called for handling "diamond" if-conversions, where otherwise you can end
up with some weird intermediate states in the CFG.  Unfortunately I've
been unable to find cases where this cleanup actually makes a significant
difference in the code.  There is one test where we manage to remove an
empty block at the end of a function.  Radar 6911268.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106939 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd support for encoding NEON VMOV (from scalar to core register) instructions.
Bob Wilson [Sat, 26 Jun 2010 04:07:15 +0000 (04:07 +0000)]
Add support for encoding NEON VMOV (from scalar to core register) instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106938 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoIt's now possible to run code placement pass for ARM.
Evan Cheng [Sat, 26 Jun 2010 01:52:05 +0000 (01:52 +0000)]
It's now possible to run code placement pass for ARM.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106935 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoWhen creating X86 MUL8 and DIV8 instructions, make sure we don't produce
Jakob Stoklund Olesen [Sat, 26 Jun 2010 00:39:23 +0000 (00:39 +0000)]
When creating X86 MUL8 and DIV8 instructions, make sure we don't produce
CopyFromReg nodes for aliasing registers (AX and AL). This confuses the fast
register allocator.

Instead of CopyFromReg(AL), use ExtractSubReg(CopyFromReg(AX), sub_8bit).

This fixes PR7312.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106934 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRenumber NEON instruction formats to be consecutive.
Bob Wilson [Sat, 26 Jun 2010 00:05:09 +0000 (00:05 +0000)]
Renumber NEON instruction formats to be consecutive.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106927 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRename ARM instruction formats NEONGetLnFrm, NEONSetLnFrm and NEONDupFrm to
Bob Wilson [Fri, 25 Jun 2010 23:56:05 +0000 (23:56 +0000)]
Rename ARM instruction formats NEONGetLnFrm, NEONSetLnFrm and NEONDupFrm to
"N..." instead of "NEON..." for consistency with the other NEON format names.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106921 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd AVX convert CVTSS2SI{rr,rm} and CVTDQ2PS{rr,rm} instructions
Bruno Cardoso Lopes [Fri, 25 Jun 2010 23:47:23 +0000 (23:47 +0000)]
Add AVX convert CVTSS2SI{rr,rm} and CVTDQ2PS{rr,rm} instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106917 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove unused NEONFrm and ThumbMiscFrm ARM instruction formats.
Bob Wilson [Fri, 25 Jun 2010 23:45:37 +0000 (23:45 +0000)]
Remove unused NEONFrm and ThumbMiscFrm ARM instruction formats.
Renumber MiscFrm to 25.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106916 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReapply r106896:
Bruno Cardoso Lopes [Fri, 25 Jun 2010 23:33:42 +0000 (23:33 +0000)]
Reapply r106896:
Add several AVX MOV flavors
Support VEX encoding for MRMDestReg

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106912 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoThumb2ITBlockPass: Fix a possible dereference of an invalid iterator. This was
Daniel Dunbar [Fri, 25 Jun 2010 23:14:54 +0000 (23:14 +0000)]
Thumb2ITBlockPass: Fix a possible dereference of an invalid iterator. This was
introduced in r106343, but only showed up recently (with a particular compiler &
linker combination) because of the particular check, and because we have no
builtin checking for dereferencing the end of an array, which is truly
unfortunate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106908 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agomake sure to handle dbg_value instructions in the middle of the block, not
Jim Grosbach [Fri, 25 Jun 2010 23:05:46 +0000 (23:05 +0000)]
make sure to handle dbg_value instructions in the middle of the block, not
just at the head, when doing diamond if-conversion. rdar://7797940

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106907 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agorevert this now, it's using avx instead of sse :)
Bruno Cardoso Lopes [Fri, 25 Jun 2010 23:04:29 +0000 (23:04 +0000)]
revert this now, it's using avx instead of sse :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106906 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't track kills in VNInfo. Use interval ends instead.
Jakob Stoklund Olesen [Fri, 25 Jun 2010 22:53:05 +0000 (22:53 +0000)]
Don't track kills in VNInfo. Use interval ends instead.

The VNInfo.kills vector was almost unused except for all the code keeping it
updated. The few places using it were easily rewritten to check for interval
ends instead.

The two new methods LiveInterval::killedAt and killedInRange are replacements.

This brings us down to 3 independent data structures tracking kills.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106905 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoChange if-conversion block size limit checks to add some flexibility.
Evan Cheng [Fri, 25 Jun 2010 22:42:03 +0000 (22:42 +0000)]
Change if-conversion block size limit checks to add some flexibility.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106901 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd support for encoding 3-register NEON instructions, and fix
Bob Wilson [Fri, 25 Jun 2010 22:40:46 +0000 (22:40 +0000)]
Add support for encoding 3-register NEON instructions, and fix
emitNEON2RegInstruction's handling of 2-address operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106900 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoIn GenerateReassociations, don't bother thinking about individual
Dan Gohman [Fri, 25 Jun 2010 22:32:18 +0000 (22:32 +0000)]
In GenerateReassociations, don't bother thinking about individual
SCEVUnknown values which are loop-variant, as LSR can't do anything
interesting with these values in any case. This fixes very slow compile
times on loops which have large numbers of such values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106897 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd several AVX MOV flavors
Bruno Cardoso Lopes [Fri, 25 Jun 2010 22:27:51 +0000 (22:27 +0000)]
Add several AVX MOV flavors
Support VEX encoding for MRMDestReg

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106896 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoCollect debug info for optimized variables of inlined functions.
Devang Patel [Fri, 25 Jun 2010 22:07:34 +0000 (22:07 +0000)]
Collect debug info for optimized variables of inlined functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106895 91177308-0d34-0410-b5e6-96231b3b80d8

14 years ago80 column and typo fix
Jim Grosbach [Fri, 25 Jun 2010 22:02:28 +0000 (22:02 +0000)]
80 column and typo fix

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106894 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoThe hasMemory argument is irrelevant to how the argument
Dale Johannesen [Fri, 25 Jun 2010 21:55:36 +0000 (21:55 +0000)]
The hasMemory argument is irrelevant to how the argument
for an "i" constraint should get lowered; PR 6309.  While
this argument was passed around a lot, this is the only
place it was used, so it goes away from a lot of other
places.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106893 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd support for encoding 2-register NEON instructions.
Bob Wilson [Fri, 25 Jun 2010 21:17:19 +0000 (21:17 +0000)]
Add support for encoding 2-register NEON instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106891 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agopcmpeqd and friends are Commutable.
Dan Gohman [Fri, 25 Jun 2010 21:05:35 +0000 (21:05 +0000)]
pcmpeqd and friends are Commutable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106886 91177308-0d34-0410-b5e6-96231b3b80d8

14 years ago80-column and trailing whitespace cleanup
Jim Grosbach [Fri, 25 Jun 2010 21:02:24 +0000 (21:02 +0000)]
80-column and trailing whitespace cleanup

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106885 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix indentation.
Bob Wilson [Fri, 25 Jun 2010 20:54:44 +0000 (20:54 +0000)]
Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106881 91177308-0d34-0410-b5e6-96231b3b80d8

14 years ago- Reapply r106066 now that the bzip2 build regression has been fixed.
Bill Wendling [Fri, 25 Jun 2010 20:48:10 +0000 (20:48 +0000)]
- Reapply r106066 now that the bzip2 build regression has been fixed.
- 2010-06-25-CoalescerSubRegDefDead.ll is the testcase for r106878.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106880 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoWe should remove the live range from the destination register only if *all* defs
Bill Wendling [Fri, 25 Jun 2010 20:42:55 +0000 (20:42 +0000)]
We should remove the live range from the destination register only if *all* defs
are dead, not just the def of this register. I.e., a register could be dead, but
it's subreg isn't.

Testcase to follow with a subsequent patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106878 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMove the last piece of SSE2 convert instructions to the Convert Instructions section
Bruno Cardoso Lopes [Fri, 25 Jun 2010 20:29:27 +0000 (20:29 +0000)]
Move the last piece of SSE2 convert instructions to the Convert Instructions section

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106877 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMore SSE refactoring, this time with different types of MOVs
Bruno Cardoso Lopes [Fri, 25 Jun 2010 20:22:12 +0000 (20:22 +0000)]
More SSE refactoring, this time with different types of MOVs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106876 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoEliminate a redundant FoldingSet lookup.
Dan Gohman [Fri, 25 Jun 2010 18:47:08 +0000 (18:47 +0000)]
Eliminate a redundant FoldingSet lookup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106872 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoIT instructions are considered to be scheduling hazards, but are scheduled
Jim Grosbach [Fri, 25 Jun 2010 18:43:14 +0000 (18:43 +0000)]
IT instructions are considered to be scheduling hazards, but are scheduled
with the following instructions. This is done via trickery by considering the
instruction preceding the IT to be the hazard. Care must be taken to ensure
it's the first non-debug instruction, or the presence of debug info will
affect codegen.

Part of the continuing work for rdar://7797940, making ARM code-gen unaffected
by the presence of debug information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106871 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRefactoring of more SSE conversion instructions. Also add some AVX instrinsics Int_V...
Bruno Cardoso Lopes [Fri, 25 Jun 2010 18:06:22 +0000 (18:06 +0000)]
Refactoring of more SSE conversion instructions. Also add some AVX instrinsics Int_V... placeholders

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106867 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoCosmetic.
Dale Johannesen [Fri, 25 Jun 2010 17:41:07 +0000 (17:41 +0000)]
Cosmetic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106865 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoXFAIL this test on powerpc for now.
Devang Patel [Fri, 25 Jun 2010 17:32:23 +0000 (17:32 +0000)]
XFAIL this test on powerpc for now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106862 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix LLVM CMake PACKAGE_VERSION variable.
Daniel Dunbar [Fri, 25 Jun 2010 16:29:14 +0000 (16:29 +0000)]
Fix LLVM CMake PACKAGE_VERSION variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106861 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRewrite MemoryBuffer::getSTDIN to use read(2) and a SmallVector buffer.
Benjamin Kramer [Fri, 25 Jun 2010 16:07:18 +0000 (16:07 +0000)]
Rewrite MemoryBuffer::getSTDIN to use read(2) and a SmallVector buffer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106856 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove variables which are assigned to but for which the value
Duncan Sands [Fri, 25 Jun 2010 14:48:39 +0000 (14:48 +0000)]
Remove variables which are assigned to but for which the value
is not used.  Spotted by gcc-4.6.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106854 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoBring back the empty vector workaround I removed in r106839. Looks like MSVC needs it.
Benjamin Kramer [Fri, 25 Jun 2010 12:51:01 +0000 (12:51 +0000)]
Bring back the empty vector workaround I removed in r106839. Looks like MSVC needs it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106841 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTweak MemoryBuffer to allocate the class itself, the name and possibly the
Benjamin Kramer [Fri, 25 Jun 2010 11:50:40 +0000 (11:50 +0000)]
Tweak MemoryBuffer to allocate the class itself, the name and possibly the
buffer in the same chunk of memory.

2 less mallocs for every uninitialized MemoryBuffer and 1 less malloc for every
MemoryBuffer pointing to a memory range translate into 20% less mallocs on
clang -cc1 -Eonly Cocoa_h.m.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106839 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand accessors
Gabor Greif [Fri, 25 Jun 2010 11:25:30 +0000 (11:25 +0000)]
use ArgOperand accessors
and CallInst for getting hold
of the intrinsic's arguments

simplify along the way (at least for me this is much more legible now)
Bill, Baldrick or Anton, please review\!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106838 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API (the simple part)
Gabor Greif [Fri, 25 Jun 2010 09:44:37 +0000 (09:44 +0000)]
use ArgOperand API (the simple part)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106837 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API
Gabor Greif [Fri, 25 Jun 2010 09:38:13 +0000 (09:38 +0000)]
use ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106836 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API
Gabor Greif [Fri, 25 Jun 2010 09:36:23 +0000 (09:36 +0000)]
use ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106835 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove unused variables.
Duncan Sands [Fri, 25 Jun 2010 09:35:33 +0000 (09:35 +0000)]
Remove unused variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106834 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API and CallSite to access arguments of CallInst
Gabor Greif [Fri, 25 Jun 2010 09:03:52 +0000 (09:03 +0000)]
use ArgOperand API and CallSite to access arguments of CallInst

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106833 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API and CallSite to access arguments of CallInst
Gabor Greif [Fri, 25 Jun 2010 08:48:19 +0000 (08:48 +0000)]
use ArgOperand API and CallSite to access arguments of CallInst

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106829 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API
Gabor Greif [Fri, 25 Jun 2010 08:24:59 +0000 (08:24 +0000)]
use ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106828 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoprune an include
Gabor Greif [Fri, 25 Jun 2010 08:16:50 +0000 (08:16 +0000)]
prune an include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106827 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API (one more hunk I could split)
Gabor Greif [Fri, 25 Jun 2010 07:58:41 +0000 (07:58 +0000)]
use ArgOperand API (one more hunk I could split)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106825 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API (some hunks I could split)
Gabor Greif [Fri, 25 Jun 2010 07:57:14 +0000 (07:57 +0000)]
use ArgOperand API (some hunks I could split)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106824 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API; tighten type of handleFreeWithNonTrivialDependency to be able...
Gabor Greif [Fri, 25 Jun 2010 07:40:32 +0000 (07:40 +0000)]
use ArgOperand API; tighten type of handleFreeWithNonTrivialDependency to be able to use isFreeCall whithout a cast or new overload

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106823 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd missing ARM and Thumb data layout info for vector types.
Bob Wilson [Fri, 25 Jun 2010 04:41:08 +0000 (04:41 +0000)]
Add missing ARM and Thumb data layout info for vector types.
Radar 8128745.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106820 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReduce indentation.
Bob Wilson [Fri, 25 Jun 2010 04:12:31 +0000 (04:12 +0000)]
Reduce indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106819 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix a case where an earlyclobber operand of an asm
Dale Johannesen [Fri, 25 Jun 2010 00:49:43 +0000 (00:49 +0000)]
Fix a case where an earlyclobber operand of an asm
is reused as an input.  PR 4118.  Testcase is too big,
as usual with bugs in this area, but there's one in
the PR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106816 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd some AVX convert instructions
Bruno Cardoso Lopes [Fri, 25 Jun 2010 00:39:30 +0000 (00:39 +0000)]
Add some AVX convert instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106815 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMake sure all eliminated kills are removed from VNInfo lists.
Jakob Stoklund Olesen [Thu, 24 Jun 2010 23:57:35 +0000 (23:57 +0000)]
Make sure all eliminated kills are removed from VNInfo lists.

This fixes PR7479 and PR7485. The test cases from those PRs are big, so not
included. However, PR7485 comes from self hosting on FreeBSD, so we will surely
hear about any regression.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106811 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't write an output file to cwd, and put an rdar prefix on
Dan Gohman [Thu, 24 Jun 2010 23:45:15 +0000 (23:45 +0000)]
Don't write an output file to cwd, and put an rdar prefix on
an rdar number.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106810 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd some comments.
Dan Gohman [Thu, 24 Jun 2010 23:41:59 +0000 (23:41 +0000)]
Add some comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106809 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRefactoring of SSE convert intrinsics
Bruno Cardoso Lopes [Thu, 24 Jun 2010 23:37:07 +0000 (23:37 +0000)]
Refactoring of SSE convert intrinsics

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106808 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTeach EmitLiveInCopies to omit copies for unused virtual registers,
Dan Gohman [Thu, 24 Jun 2010 22:23:02 +0000 (22:23 +0000)]
Teach EmitLiveInCopies to omit copies for unused virtual registers,
and to clean up unused incoming physregs from the live-in list.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106805 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRefactoring of SSE conversion instructions
Bruno Cardoso Lopes [Thu, 24 Jun 2010 22:22:21 +0000 (22:22 +0000)]
Refactoring of SSE conversion instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106804 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoChange array references to match my previous change to use the public type
Bob Wilson [Thu, 24 Jun 2010 22:21:19 +0000 (22:21 +0000)]
Change array references to match my previous change to use the public type
names for the array fields.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106803 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDataTypes.h.cmake (MSVC): Protect some #define's and use specific
Oscar Fuentes [Thu, 24 Jun 2010 22:05:52 +0000 (22:05 +0000)]
DataTypes.h.cmake (MSVC): Protect some #define's and use specific
suffixes for integer types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106797 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRefactor SSE cmp intrinsics and declare the same for AVX
Bruno Cardoso Lopes [Thu, 24 Jun 2010 22:04:40 +0000 (22:04 +0000)]
Refactor SSE cmp intrinsics and declare the same for AVX

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106796 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix up some comments.
Bob Wilson [Thu, 24 Jun 2010 22:04:30 +0000 (22:04 +0000)]
Fix up some comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106795 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoUse the struct tags mandated by ARM's ABI. Also use the public type names for
Bob Wilson [Thu, 24 Jun 2010 22:03:41 +0000 (22:03 +0000)]
Use the struct tags mandated by ARM's ABI.  Also use the public type names for
the array fields in these structs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106794 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoIt's possible that a flag is added to the SDNode that points back to the
Bill Wendling [Thu, 24 Jun 2010 22:00:37 +0000 (22:00 +0000)]
It's possible that a flag is added to the SDNode that points back to the
original SDNode. This is badness. Also, this function allows one SDNode to point
multiple flags to another SDNode. Badness as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106793 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDBG_VALUE machine instruction pointing to undefined register for a variable justify...
Devang Patel [Thu, 24 Jun 2010 21:51:19 +0000 (21:51 +0000)]
DBG_VALUE machine instruction pointing to undefined register for a variable justify a separate scope if the variable is inlined function's argument.
Radar 8122864.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106792 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't return a std::vector in the Spiller interface, but take a reference to a
Jakob Stoklund Olesen [Thu, 24 Jun 2010 20:54:29 +0000 (20:54 +0000)]
Don't return a std::vector in the Spiller interface, but take a reference to a
vector instead. This avoids needless copying and allocation.

Add documentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106788 91177308-0d34-0410-b5e6-96231b3b80d8

14 years ago- Add AVX COMI{SS,SD}{rr,rm} and UCOMI{SS,SD}{rr,rm}.
Bruno Cardoso Lopes [Thu, 24 Jun 2010 20:48:23 +0000 (20:48 +0000)]
- Add AVX COMI{SS,SD}{rr,rm} and UCOMI{SS,SD}{rr,rm}.
- Fix a small VEX encoding issue.
- Move compare instructions to their appropriate place.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106787 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove the now unused LiveIntervals::getVNInfoSourceReg().
Jakob Stoklund Olesen [Thu, 24 Jun 2010 20:18:15 +0000 (20:18 +0000)]
Remove the now unused LiveIntervals::getVNInfoSourceReg().

This method was always a bit too simplistic for the real world. It didn't really
deal with subregisters and such.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106781 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTeach AdjustCopiesBackFrom to also use CoalescerPair to identify compatible copies.
Jakob Stoklund Olesen [Thu, 24 Jun 2010 20:16:00 +0000 (20:16 +0000)]
Teach AdjustCopiesBackFrom to also use CoalescerPair to identify compatible copies.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106780 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDisallow matching "i" constraint to symbol addresses when
Dale Johannesen [Thu, 24 Jun 2010 20:14:51 +0000 (20:14 +0000)]
Disallow matching "i" constraint to symbol addresses when
address requires a register or secondary load to compute
(most PIC modes).  This improves "g" constraint handling.  8015842.

The test from 2007 is attempting to test the fix for PR1761,
but since -relocation-model=static doesn't work on Darwin
x86-64, it was not testing what it was supposed to be testing
and was passing erroneously.  Fixed to use Linux x86-64.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106779 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSilence some unused variable warnings.
Eric Christopher [Thu, 24 Jun 2010 20:14:34 +0000 (20:14 +0000)]
Silence some unused variable warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106778 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoRemove the -fast-spill option.
Jakob Stoklund Olesen [Thu, 24 Jun 2010 19:56:08 +0000 (19:56 +0000)]
Remove the -fast-spill option.

This code path has never really been used, and we are going to be handling
spilling through the Spiller interface in the future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106777 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDocument problems that I encountered when working on -scev-aa.
Dan Gohman [Thu, 24 Jun 2010 19:34:03 +0000 (19:34 +0000)]
Document problems that I encountered when working on -scev-aa.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106776 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoOops. IT block formation pass needs to be run at any optimization level.
Evan Cheng [Thu, 24 Jun 2010 19:10:14 +0000 (19:10 +0000)]
Oops. IT block formation pass needs to be run at any optimization level.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106775 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoLoosen up the requirements in the Horrible Hack(tm) to include all selectors
Bill Wendling [Thu, 24 Jun 2010 18:49:10 +0000 (18:49 +0000)]
Loosen up the requirements in the Horrible Hack(tm) to include all selectors
which don't have a catch-all associated with them not just clean-ups. This fixes
the SingleSource/Benchmarks/Shootout-C++/except.cpp testcase that broke because
of my change r105902.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106772 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAlways allow Thumb-2 SXTB, SXTH, UXTB, and UXTH. Fixes PR7324.
Eli Friedman [Thu, 24 Jun 2010 18:20:04 +0000 (18:20 +0000)]
Always allow Thumb-2 SXTB, SXTH, UXTB, and UXTH.  Fixes PR7324.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106770 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoReplace a big gob of old coalescer logic with the new CoalescerPair class.
Jakob Stoklund Olesen [Thu, 24 Jun 2010 18:15:01 +0000 (18:15 +0000)]
Replace a big gob of old coalescer logic with the new CoalescerPair class.

CoalescerPair can determine if a copy can be coalesced, and which register gets
merged away. The old logic in SimpleRegisterCoalescing had evolved into
something a bit too convoluted.

This second attempt fixes some crashes that only occurred Linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106769 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd an exports file for the Hello example plugin.
Dan Gohman [Thu, 24 Jun 2010 17:36:51 +0000 (17:36 +0000)]
Add an exports file for the Hello example plugin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106768 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoPrint the LSBs of a SlotIndex symbolically using letters referring to the
Jakob Stoklund Olesen [Thu, 24 Jun 2010 17:31:07 +0000 (17:31 +0000)]
Print the LSBs of a SlotIndex symbolically using letters referring to the
[L]oad, [u]se, [d]ef, or [S]tore slots.

This makes it easier to see if two indices refer to the same instruction,
avoiding mental mod 4 calculations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106766 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoSimplify this code; switch lowering shouldn't produce cases
Dan Gohman [Thu, 24 Jun 2010 17:08:31 +0000 (17:08 +0000)]
Simplify this code; switch lowering shouldn't produce cases
which trivially fold away.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106765 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoA few minor micro-optimizations.
Dan Gohman [Thu, 24 Jun 2010 16:57:52 +0000 (16:57 +0000)]
A few minor micro-optimizations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106764 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoTeach getExactSDiv to evaluate x/1 to x up front, as it's a common
Dan Gohman [Thu, 24 Jun 2010 16:51:25 +0000 (16:51 +0000)]
Teach getExactSDiv to evaluate x/1 to x up front, as it's a common
enough special case, and it theoretically allows more folding because
it works even when x is unanalyzable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106763 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoPR7458: Try commuting Thumb2 instruction operands to put them into 2-address
Bob Wilson [Thu, 24 Jun 2010 16:50:20 +0000 (16:50 +0000)]
PR7458: Try commuting Thumb2 instruction operands to put them into 2-address
form so they can be narrowed to 16-bit instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106762 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoEdit and clarify comments for TargetInstrInfo methods:
Bob Wilson [Thu, 24 Jun 2010 16:48:26 +0000 (16:48 +0000)]
Edit and clarify comments for TargetInstrInfo methods:

None of the existing implementations of commuteInstruction create new
instructions unless the NewMI parameter is true, but the comment had
implied otherwise.

findCommutedOpIndices returns false, not true, when it doesn't know
how to commute the instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106761 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoDon't try to preserve pointer types in SCEVConstants; the old code
Dan Gohman [Thu, 24 Jun 2010 16:47:03 +0000 (16:47 +0000)]
Don't try to preserve pointer types in SCEVConstants; the old code
was over-complicated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106760 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoFix copy+pasto issues in isMulSExtable.
Dan Gohman [Thu, 24 Jun 2010 16:45:11 +0000 (16:45 +0000)]
Fix copy+pasto issues in isMulSExtable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106759 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoMake the trunc code consistent with the zext and sext code in its
Dan Gohman [Thu, 24 Jun 2010 16:33:38 +0000 (16:33 +0000)]
Make the trunc code consistent with the zext and sext code in its
handling of pointer types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106757 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd a comment about a thread safety issue in Statistic.h.
Dan Gohman [Thu, 24 Jun 2010 16:31:32 +0000 (16:31 +0000)]
Add a comment about a thread safety issue in Statistic.h.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106756 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoAdd overloads for getFile and getFileOrSTDIN which take a const char *
Dan Gohman [Thu, 24 Jun 2010 16:25:50 +0000 (16:25 +0000)]
Add overloads for getFile and getFileOrSTDIN which take a const char *
instead of a StringRef, avoiding the need to copy the string in the
common case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106754 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoBe more strict about subreg-to-subreg copies in CoalescerPair.
Jakob Stoklund Olesen [Thu, 24 Jun 2010 16:19:28 +0000 (16:19 +0000)]
Be more strict about subreg-to-subreg copies in CoalescerPair.

Also keep track of the original DstREg before subregister adjustments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106753 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse ArgOperand API
Gabor Greif [Thu, 24 Jun 2010 16:11:44 +0000 (16:11 +0000)]
use ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106752 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agoVerify that VNI kills are pointing to existing instructions.
Jakob Stoklund Olesen [Thu, 24 Jun 2010 15:56:59 +0000 (15:56 +0000)]
Verify that VNI kills are pointing to existing instructions.

In this case it is essential that the kill is real because the spiller will
decide to omit a spill if it thinks there is a later kill.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106751 91177308-0d34-0410-b5e6-96231b3b80d8

14 years agouse (even more, still) ArgOperand API
Gabor Greif [Thu, 24 Jun 2010 15:51:11 +0000 (15:51 +0000)]
use (even more, still) ArgOperand API

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106750 91177308-0d34-0410-b5e6-96231b3b80d8