Duncan Sands
73ef58ab92
Integrate exception filter support and exception catch support. This
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simplifies the code in DwarfWriter, allows for multiple filters and
makes it trivial to specify filters accompanied by cleanups or catch-all
specifications (see next patch). What a deal! Patch blessed by Anton.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37398 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-02 16:53:42 +00:00
Zhou Sheng
02031c0ff8
Make LowerCTPOP() support arbitrary bitwidth integer type.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37397 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-02 04:10:33 +00:00
Dale Johannesen
8e63bf375d
Fix CorrectExtraCFGEdges to allow for multiple LandingPad targets.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37394 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-02 00:08:15 +00:00
Dale Johannesen
b468163869
Fancier algorithm in tail-merge comment implemented, so remove comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37393 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 23:04:28 +00:00
Dale Johannesen
a5a2117a46
Implement smarter algorithm for choosing which blocks to tail-merge.
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See test/CodeGen/X86/test-pic-jtbl.ll for a case where it works well;
shaves another 10K off our favorite benchmark. I was hesitant about
this because of compile speed, but seems to do OK on a bootstrap.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37392 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 23:02:45 +00:00
Reid Spencer
e770787be1
For PR1486:
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Avoid overwriting the APInt instance with 0 bytes which causes the bitwidth
to be set to 0 (illegal) producing a subsequent assert.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37391 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 22:23:29 +00:00
Devang Patel
e7ae1a9dee
Insert new instructions in AliasSet.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37390 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 22:15:31 +00:00
Owen Anderson
aa7d3351f0
clean() needs to process things in topological order.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37389 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 22:00:37 +00:00
Evan Cheng
c354334ac4
Opcode modifier s comes after condition code. e.g. addlts, not addslt.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37388 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 20:51:29 +00:00
Evan Cheng
b5a0690788
Correctly mark early-exit on the false path.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37387 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 20:29:21 +00:00
Owen Anderson
8e21fb7df8
Fix Expression comparison, which in turn fixes a value numbering error.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37386 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 17:34:47 +00:00
Evan Cheng
144fd1ff0f
Set ARM ifcvt duplication limit to 3 for now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37385 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 08:28:59 +00:00
Evan Cheng
59aefd15e5
Target specific ifcvt code duplication limit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37384 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 08:25:24 +00:00
Duncan Sands
398898cc6a
Since TypeInfos are passed as i8 pointers, a NULL TypeInfo should be passed
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as a null i8 pointer not as a 0 i32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37383 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 08:18:30 +00:00
Evan Cheng
8c52938e44
Ifcvt triangle: don't ifcvt 'true' BB if it has other predecessors; don't merge 'false' BB if it has other predecessors.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37382 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 07:41:07 +00:00
Evan Cheng
df4da14948
Make jumptable non-predicable for now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37381 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 00:56:15 +00:00
Evan Cheng
fe57a7e4df
Remove a bogus check. Even terminators in a ifcvt need to be predicated. Unconditional branches can usually be converted to conditional ones.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37380 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 00:55:26 +00:00
Evan Cheng
5f70218c75
Allow multiple ifcvt candidates to share children blocks; add some debugging code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37379 91177308-0d34-0410-b5e6-96231b3b80d8
2007-06-01 00:12:12 +00:00
Owen Anderson
243f348c2a
Add a topological sort function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37376 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 22:44:11 +00:00
Dale Johannesen
a52dd15137
Arrange for only 1 of multiple branches to landing pad to be kept.
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Do not remove empty landing pads (EH table needs to be updated)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37375 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 21:54:00 +00:00
Evan Cheng
f15d44cc10
Fix a typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37374 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 20:53:33 +00:00
Chris Lattner
3a4205367d
Fix the asmprinter so that a globalvalue can specify an explicit alignment
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smaller than the preferred alignment, but so that the target can actually
specify a minimum alignment if needed. This fixes some objc protocol
failures Devang tracked down.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37373 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 18:57:45 +00:00
Lauro Ramos Venancio
4f3485c0da
Add a test for PR1424.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37372 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 18:36:07 +00:00
Lauro Ramos Venancio
8d410b6938
Fix PR1424.
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When a function has FP, the register scavenging spill slot offset already
was calculated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37371 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 18:27:58 +00:00
Bill Wendling
cb0a660142
Alphabetize Bruno's entry.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37368 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 04:14:28 +00:00
Bruno Cardoso Lopes
89586315fe
New contributor added!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37367 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 03:25:10 +00:00
Owen Anderson
8214d50338
Attempt to fix up phi_translate.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37366 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-31 00:42:15 +00:00
Evan Cheng
8258210ed4
Change traversal order to bottom up in preparation for more aggressive if-conversion.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37365 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 19:49:19 +00:00
Chris Lattner
4e7e6cd13a
Fix CodeGen/PowerPC/2007-05-30-dagcombine-miscomp.ll, and PR1473.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37362 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 16:30:06 +00:00
Chris Lattner
548484d9a3
new testcase for PR1473
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37361 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 16:29:20 +00:00
Devang Patel
f38ac5dd39
Fix typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37360 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 15:29:37 +00:00
Duncan Sands
5ae3ef3ae6
Testcase for
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http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20070528/050047.html
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37359 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 10:16:19 +00:00
Chris Lattner
39a1c04323
Fix Transforms/ScalarRepl/2007-05-29-MemcpyPreserve.ll and the second
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half of PR1421, by not decimating structs with holes that are the source and
destination of a memcpy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37358 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 06:11:23 +00:00
Chris Lattner
661c2ce9c5
Testcase for PR1421
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37357 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 06:10:46 +00:00
Chris Lattner
ad5ace4038
new testcase for PR1421
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37356 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 05:37:18 +00:00
Dale Johannesen
44008c5918
Changed per review comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37355 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-30 00:32:01 +00:00
Dale Johannesen
95ef406e0f
Make stable_sort in tail merging actually be stable (it never was, but didn't
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matter until my last change). Reenable tail merging by default.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37354 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:47:50 +00:00
Evan Cheng
58fbb9f5ba
Don't merge in tail block of a diamond if it has more than one predecessors after if-conversion.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37353 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:37:20 +00:00
Owen Anderson
1f476f4d84
Put GVN-PRE in all the right places.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37352 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:36:32 +00:00
Evan Cheng
c6f2f6fbb9
For VFP2 fldm, fstm instructions, the condition code is printed after the address mode and size specifier. e.g. fstmiaseq, not fstmeqias.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37351 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:34:19 +00:00
Owen Anderson
2c0c51593d
Fix a typo
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37350 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:34:14 +00:00
Evan Cheng
fd488edb1d
For ldrb, strh, etc., the condition code is before the width specifier. e.g. streqh, not strheq.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37349 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:32:06 +00:00
Owen Anderson
e3072b292f
Re-fix a bug, where I was now being too aggressive.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37348 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:26:30 +00:00
Owen Anderson
cdf8efde6a
Use proper debugging facilities so other people don't have to look at my commented-out
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debugging lines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37347 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 23:15:21 +00:00
Owen Anderson
9b6bd12ef0
Comment debug code out that I accidentally uncommented last time.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37346 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 22:43:03 +00:00
Owen Anderson
b502bdb604
Add a place where I missed using the maximal set. Note that using the maximal
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set this way is _SLOW_. Somewhere down the line, I'll look at speeding it up.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37345 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 22:35:41 +00:00
Evan Cheng
c8ed9badfa
If there is an empty block between a source and its successor block, it still requires a unconditional branch.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37344 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 22:31:16 +00:00
Owen Anderson
ea12a06a81
Very first part of a GVN-PRE implementation. It currently performs a bunch of analysis, and nothing more. It is also quite slow for the moment. However,
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it should give a sense of what's going on.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37343 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 21:53:49 +00:00
Evan Cheng
62ccdbf0b3
Add missing const qualifiers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37342 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 18:42:18 +00:00
Evan Cheng
f277ee4be7
Add missing const qualifiers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37341 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-29 18:35:22 +00:00