David Greene
4d58b64125
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96234 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:56:22 +00:00
David Greene
f6fa186cf9
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96233 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:56:10 +00:00
David Greene
73657df388
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96232 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:55:58 +00:00
David Greene
f749efae8b
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96231 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:55:37 +00:00
David Greene
1b58cab38c
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96230 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:55:24 +00:00
David Greene
0e2236c70c
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96229 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:55:07 +00:00
David Greene
67c9d42f93
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96228 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:53:33 +00:00
David Greene
140a5d6413
Remove an assumption of default arguments. This is in anticipation of a
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change to SelectionDAG build APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96227 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:49:52 +00:00
David Greene
ba2b297ca5
Add non-temporal flags to MachineMemOperand.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96226 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:48:31 +00:00
Duncan Sands
b0bc6c361d
Uniformize the names of type predicates: rather than having isFloatTy and
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isInteger, we now have isFloatTy and isIntegerTy. Requested by Chris!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96223 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 16:12:20 +00:00
Andrew Lenharth
6ceeba6043
Fix changes from r75027
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96220 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 15:00:44 +00:00
Dan Gohman
50922bbe74
When testing whether a given SCEV depends on a temporary symbolic
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name, test whether the SCEV itself is that temporary symbolic name,
in addition to checking whether the symbolic name appears as a
possibly-indirect operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96216 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 10:28:37 +00:00
Chris Lattner
020bb08026
no need to add the instruction count anymore.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96212 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 06:38:41 +00:00
Chris Lattner
17f26b4fd2
enhance raw_svector_ostream::write_impl to work with unbuffered streams,
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which may call write_impl on things that are not the usual buffer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96209 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 02:18:26 +00:00
Chris Lattner
efbdaa6463
make PadToColumn return the stream so you can use:
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OS.PadToColumn(42) << "foo";
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96208 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 02:17:50 +00:00
Dale Johannesen
3da6e09de5
Ignore DBG_VALUE in a couple more places.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96207 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 01:45:47 +00:00
Dan Gohman
4559855013
When restoring a saved insert location, check to see if the saved
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insert location has become an "inserted" instruction since the time
it was saved. If so, advance to the first non-"inserted" instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96203 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-15 00:21:43 +00:00
Chris Lattner
eb079a3491
mark "addr" as having type "iPTR", eliminating some type comparisons
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in hte generated dag isel fil.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96193 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 21:53:19 +00:00
Dan Gohman
441a38993e
Fix whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96179 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 18:51:39 +00:00
Dan Gohman
6020d85c41
Fix a comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96178 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 18:51:20 +00:00
Dan Gohman
ce947366ec
When complicated expressions are broken down into subexpressions
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with multiplication by constants distributed through, occasionally
those subexpressions can include both x and -x. For now, if this
condition is discovered within LSR, just prune such cases away,
as they won't be profitable. This fixes a "zero allocated in a
base register" assertion failure.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96177 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 18:50:49 +00:00
Sanjiv Gupta
44de6823fc
fixes to pagesel/banksel inserter.
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1. restore these across direct/indirect calls.
2. restore pagesel for any macros with gotos.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96175 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 18:27:42 +00:00
Anton Korobeynikov
77709ac7db
Forgot to commit the header
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96174 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 18:25:41 +00:00
Chris Lattner
782ab584e5
follow-on to PR6280
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96172 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 18:20:09 +00:00
Anton Korobeynikov
245ba9698e
Drop winmcasminfo and use normal AT&T COFF for all windows targets.
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Otherwise AT&T asm printer is used with non-compatible MCAsmInfo and
there is no way to override this behaviour.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96165 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 15:19:54 +00:00
Johnny Chen
2faf3919d4
Try to factorize the specification of saturating add/subtract operations a bit,
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as suggested by Bob Wilson.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96153 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 06:32:20 +00:00
Dan Gohman
590bfe8641
Actually, this code doesn't have to be quite so conservative in
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the no-TLI case. But it should still default to declining the
transformation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96152 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 03:21:49 +00:00
Dan Gohman
1d826a76f5
In rememberInstruction, if the value being remembered is the
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current insertion point, advance the current insertion point.
This avoids a use-before-def situation in a testcase extracted
from clang which is difficult to reduce to a reasonable-sized
regression test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96151 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 03:12:47 +00:00
Dan Gohman
0402577f38
Simplify this code; no need for a custom subclass if it doesn't need
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to override anything from the parent class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96150 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 02:48:58 +00:00
Dan Gohman
2763dfdc70
Don't attempt aggressive post-inc uses if TargetLowering is not available,
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because profitability can't be sufficiently approximated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96148 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-14 02:45:21 +00:00
John McCall
6d09ab8ba2
Make LSR not crash if invoked without target lowering info, e.g. if invoked
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from opt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96135 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 23:40:16 +00:00
Eric Christopher
77ffe3b31e
Fix a problem where we had bitcasted operands that gave us
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odd offsets since the bitcasted pointer size and the offset pointer
size are going to be different types for the GEP vs base object.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96134 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 23:38:01 +00:00
Chris Lattner
1cea10a663
teach the encoder to handle pseudo instructions like FP_REG_KILL,
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encoding them into nothing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96110 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 19:16:53 +00:00
Chris Lattner
c09687bb7e
remove dead code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96109 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 19:07:06 +00:00
Daniel Dunbar
591047f714
MCAssembler: Fix pcrel relocations. Oh and,
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--
ddunbar@ozzy:tmp$ clang -m32 -integrated-as hello.c && ./a.out
hello world!
--
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96096 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:45:59 +00:00
Daniel Dunbar
f6346769b3
MC/Mach-O: Start emitting fixups/relocations for instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96095 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:29:02 +00:00
Daniel Dunbar
2be2fd0730
MCAssembler: Switch MCAsmFixup to storing MCFixupKind instead of just a size.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96094 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:28:54 +00:00
Daniel Dunbar
0bcf074867
MCAssembler: Sink fixup list into MCDataFragment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96093 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:28:43 +00:00
Daniel Dunbar
a4766d7af9
MCAssembler: Switch MCFillFragment to only taking constant values. Symbolic expressions can always be emitted as data + fixups.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96092 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:28:32 +00:00
Daniel Dunbar
45f4874611
MC/Mach-O: Implement EmitValue using data fragments + fixups instead of fill fragment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96091 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:28:22 +00:00
Daniel Dunbar
3a30b827a5
MCAssembler: Start applying fixups in the data section.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96090 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:28:15 +00:00
Daniel Dunbar
b7c3a4b195
MCAssembler: Add assorted dump() methods.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96089 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:28:03 +00:00
Daniel Dunbar
a8dfb79e6f
X86: Move extended MCFixupKinds into X86FixupKinds.h
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96088 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 09:27:52 +00:00
Chris Lattner
98d5c3141e
Split some code out to a helper function (FindReusablePredBB)
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and add a doxygen comment.
Cache the phi entry to avoid doing tons of
PHINode::getBasicBlockIndex calls in the common case.
On my insane testcase from re2c, this speeds up CGP from
617.4s to 7.9s (78x).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96083 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 05:35:08 +00:00
Chris Lattner
6686c6bf68
Speed up codegen prepare from 3.58s to 0.488s.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96081 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 05:01:14 +00:00
Chris Lattner
277cccc58f
PHINode::getBasicBlockIndex is O(n) in the number of inputs
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to a PHI, avoid it in the common case where the BB occurs
in the same index for multiple phis. This speeds up CGP on
an insane testcase from 8.35 to 3.58s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96080 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 04:24:19 +00:00
Chris Lattner
2f36ea8b74
iterate over preds using PHI information when available instead of
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using pred_begin/end. It is much faster.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96079 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 04:15:26 +00:00
Chris Lattner
3f65b5e733
speed up CGP a bit by scanning predecessors through phi operands
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instead of with pred_begin/end.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96078 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 04:04:42 +00:00
Chris Lattner
b779033a23
add encoder support and tests for rdtscp
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96076 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 03:42:24 +00:00
Johnny Chen
a1e7621510
Add SETEND and BXJ instructions for disassembly only.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96075 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-13 02:51:09 +00:00