Dan Gohman
5e76c3be73
Fix an obsolete top-level comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53481 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 22:39:58 +00:00
Dan Gohman
0f4012f475
Factor out debugging code into the common base class.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53480 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 22:36:22 +00:00
Dan Gohman
dbe2a5a269
Add support for putting NamedRegionTimers in TimerGroups, and
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use a timer group for the timers in SelectionDAGISel. Also,
Split scheduling out from emitting, to give each their own
timer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53476 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 21:54:34 +00:00
Dan Gohman
c418bf3dd5
Use find instead of lower_bound.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53474 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 20:58:19 +00:00
Chris Lattner
78d60458d5
add support for returning i128, PR2532.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53472 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 20:53:00 +00:00
Dan Gohman
dc2fbddd9d
Trim unnecessary #includes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53471 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 20:38:31 +00:00
Owen Anderson
c45996bf74
Don't call lookupNumber more than we have to.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53470 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 20:05:13 +00:00
Duncan Sands
92e0834ac7
Remove an apparently useless routine: there should
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be no need to split the result of a vector RET node,
since they are always already legal.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53462 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 17:02:09 +00:00
Duncan Sands
ac6cecec18
It is pointless to turn a UINT_TO_FP into an
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SINT_TO_FP libcall plus additional operations:
it might as well be a direct UINT_TO_FP libcall.
So only turn it into an SINT_TO_FP if the target
has special handling for SINT_TO_FP.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53461 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 17:00:14 +00:00
Duncan Sands
9bed0f58eb
Add two missing SINT_TO_FP libcalls.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53460 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 16:57:02 +00:00
Duncan Sands
edfba7e707
Port a shift-by-1 optimization from LegalizeDAG: it
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was presumably added after the rest of the code was
copied to LegalizeTypes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53459 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 16:54:57 +00:00
Duncan Sands
dddc6291fb
Add support for 128 bit shifts and 32 bit shifts
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on 16 bit machines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53458 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 16:52:29 +00:00
Nick Lewycky
7d9843fc37
Document 'mask' in this calculation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53454 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 08:16:26 +00:00
Duncan Sands
569d8f7087
Align comments, colons and cases. Remove trailing
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whitespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53453 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 07:37:30 +00:00
Nick Lewycky
1f26c188f8
Remove misleading constant from comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53452 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 07:36:19 +00:00
Nick Lewycky
4bf1e59819
Add another optimization from PR2330. Also catch some missing cases that are
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similar.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53451 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 07:20:53 +00:00
Bill Wendling
71ca353ae6
The frame address on an x86-64 box needs to be offset by -8, not -4.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53450 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 07:18:52 +00:00
Chris Lattner
d01bee7170
a missed optimization that Eli spotted
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53449 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 06:40:29 +00:00
Chris Lattner
f9685ac68e
another bug in the same line.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53448 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 06:38:16 +00:00
Chris Lattner
a8ff4a88bb
fix a bug spotted by Eli's eagle eyes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53447 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 06:36:01 +00:00
Chris Lattner
183661e43a
simplify and merge a bunch of code. Instead of comparing against
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the min/max values for an integer type, compare against the min/max
values we can prove contain the input. This might be a tighter bound,
so this is general goodness.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53446 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 05:40:05 +00:00
Chris Lattner
84dff672a4
fold away (x <= cst) earlier, allowing us to not have to
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handle them in some code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53445 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 05:08:55 +00:00
Chris Lattner
85b5eb0505
Fix folding of icmp's of i1 where the comparison is signed. The code
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was using the algorithm for folding unsigned comparisons which is
completely wrong. This has been broken since the signless types change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53444 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 04:20:58 +00:00
Chris Lattner
f299184565
Fix a bogus optimization: folding (slt (zext i1 A to i32), 1) -> (slt i1 A, true)
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This cause a regression in InstCombine/JavaCompare, which was doing the right
thing on accident. To handle the missed case, generalize the comparisons based
on masked bits a little bit to handle comparisons against the max value. For
example, we can now xform (slt i32 (and X, 4), 4) -> (setne i32 (and X, 4), 4)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53443 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 04:09:09 +00:00
Chris Lattner
99672cb130
make this condition more precise.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53442 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 03:54:57 +00:00
Chris Lattner
1913b94c11
regenerate
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53440 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 00:30:39 +00:00
Chris Lattner
d15990189d
Implement PR2538
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53438 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-11 00:30:06 +00:00
Chris Lattner
c563e1d8fe
Fix a bug in the soft-float handling of FCOPYSIGN that Duncan noticed
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when working on legalizetypes. Both legalizetypes and legalizeops now
produce hte same code for CodeGen/ARM/fcopysign.ll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53435 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 23:46:13 +00:00
Chris Lattner
70587ea813
make legalize types be a command line option: -enable-legalize-types.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53434 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 23:37:50 +00:00
Ted Kremenek
0ebf14c4bb
Make typedef public to make MSVC++ happy.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53433 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 23:24:20 +00:00
Ted Kremenek
3000357ab5
Make some typedefs public to make MSVC++ happy.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53432 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 23:09:45 +00:00
Ted Kremenek
ccaa6540fc
Make typedefs in ilist public (Visual C++ errors out when they are private).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53431 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 22:58:10 +00:00
Bill Wendling
98fd7f6b2f
Pull r53428 from Gaz into mainline:
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Remove warnings about unused/shadowed variables.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53430 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 22:57:49 +00:00
Ted Kremenek
07f3cf76c6
Added ImmutableMap constructor that accepts a const TreeTy*.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53429 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 22:57:10 +00:00
Bill Wendling
bbcec684e3
Put CPPBackend tests into their own directory and run them only if they're
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supported.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53427 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 22:35:32 +00:00
Dan Gohman
4f4b348437
Tidy up #includes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53426 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 22:26:19 +00:00
Dan Gohman
ea8a8651fa
Add a SubclassData field to SDNode, similar to what's done
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in Value, to make use of some otherwise unused space. Use this
field to shrink LoadSDNode and StoreSDNode by moving the
addressing mode and ext/trunc fields there.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53422 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 21:44:59 +00:00
Dan Gohman
90b58e0317
Fix a copy+pasto in an assertion string.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53419 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 19:58:23 +00:00
Dan Gohman
46e7730c81
Stack objects have nonnegative indices, not just positive indices.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53418 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 19:57:25 +00:00
Dan Gohman
358f5ac972
Escape the graph name. This unbreaks -view-cfg.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53417 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 19:55:54 +00:00
Dan Gohman
1bf85e569b
Remove this file; the code that it went with is no longer
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in the repository.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53416 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 19:55:04 +00:00
Dan Gohman
fdeb4b3f1d
Make stack slot coloring's debug output more consistent with
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other passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53415 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 19:49:32 +00:00
Evan Cheng
bdb10fe0f6
Change StackSlotForVirtReg (which maps vregs to frame indices) from std::map to IndexedMap.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53414 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 18:23:23 +00:00
Chris Lattner
6291d69c4c
Remove extraneous vertical whitespace before Eric gets the wrong idea ;-)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53411 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 16:49:53 +00:00
Chris Lattner
85e7ac0353
Fix an altivec constant miscompilation that Duncan found through
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his work on legalizetypes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53410 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 16:33:38 +00:00
Duncan Sands
5ac319ac71
Add support for 128 bit multiplicative operations.
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Lack of these caused a bootstrap failure with Fortran
on x86-64 with LegalizeTypes turned on. While there,
be nice to 16 bit machines and support expansion of
i32 too.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53408 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 15:35:05 +00:00
Duncan Sands
be1ad4de29
Add a mysteriously missing libcall, FPTOSINT_F80_I32.
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Be nice to 16 bit machines by supporting FP_TO_XINT
expansion for these.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53407 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 15:33:02 +00:00
Duncan Sands
03dc093a2e
Fix a FIXME: use an apint in CTTZ legalization.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53406 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 15:30:54 +00:00
Duncan Sands
ae099d5442
Remove PromoteIntRes_FP_ROUND - not sure what it
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was doing there: FP_ROUND returns a float, not an
integer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53405 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 15:29:55 +00:00
Duncan Sands
c5ffb45934
Make sure the alignment of the temporary created
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in CreateStackStoreLoad is good enough for both
the source and destination types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53404 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-10 15:26:17 +00:00