Anton Korobeynikov
19f76f5263
Add MSP430 test for PR4136
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71392 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-10 14:48:36 +00:00
Sanjiv Gupta
211f3624ef
Changed lowering and asmprinter to use ABI Names class called PAN.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71386 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-10 05:23:47 +00:00
Bill Wendling
c677fe5aba
--- Reverse-merging r71370 into '.':
...
U lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
Revert r71370.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71373 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-10 00:10:50 +00:00
Bill Wendling
e34b723d3e
A debug function start was not being recorded when the optimization level wasn't
...
None. However, we were always recording the region end. There's no longer a good
reason for this code to be separated out between the different opt levels, as it
was doing pretty much the same thing anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71370 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 23:51:35 +00:00
Evan Cheng
5374405dc1
Oops. Don't forget to align single bb loops.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71363 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 19:18:01 +00:00
Chris Lattner
60150a3dc4
fix typo
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71362 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 18:11:50 +00:00
Eli Friedman
361e54d433
Allow scalar evolution to compute iteration counts for loops with a
...
pointer-based condition. This fixes PR3171.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71354 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 12:32:42 +00:00
Eli Friedman
cea03cdb69
Remove a completed optimization. Add a potential optimization I ran
...
into.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71352 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 08:40:15 +00:00
Duncan Sands
777d2306b3
Rename PaddedSize to AllocSize, in the hope that this
...
will make it more obvious what it represents, and stop
it being confused with the StoreSize.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71349 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 07:06:46 +00:00
Sanjiv Gupta
09560f805e
Use 16 bit arithmetic while retrieving the address of callee's frame during indirect function calls, and set pclath before every call to retrieve the frame address.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71323 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 05:11:19 +00:00
Evan Cheng
2d85052f2b
Factor out code that optimize loop terminating condition.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71305 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 01:08:24 +00:00
Dan Gohman
c63a62735b
Don't attempt to handle unsized types in ScalarEvolution's GEP analyzer.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71302 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-09 00:14:52 +00:00
Evan Cheng
f045f80ba9
Enable loop bb placement optimization.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71291 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 23:35:49 +00:00
Dan Gohman
b0285932ab
Fix bogus overflow checks by replacing them with actual
...
overflow checks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71284 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 23:11:16 +00:00
Evan Cheng
82ae933e55
PPC::B and PPC::BCC's target operand may be an immediate.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71282 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 23:09:25 +00:00
Mike Stump
3fbdbd9898
In non-pic builds, we can use -mdynamic-no-pic for a little more speed.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71281 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 23:08:58 +00:00
Dan Gohman
099672beef
Use .td for tablegen files, not .ll.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71277 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 23:01:28 +00:00
Mike Stump
1e8f072f19
Avoid warning in release-asserts build.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71275 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 22:53:06 +00:00
Bill Wendling
6c4311dddb
Mirror how Fast ISel determines if a region.end intrinsic is the end of an
...
inlined function or the end of a function. Before, this was never executing the
"inlined" version of the Record method.
This will become important once the inlined Dwarf writer patch lands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71268 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 21:14:49 +00:00
Dan Gohman
728c7f3059
Fold trunc casts into add-recurrence expressions, allowing the
...
add-recurrence to be exposed. Add a new SCEV folding rule to
help simplify expressions in the presence of these extra truncs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71264 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 21:03:19 +00:00
Bill Wendling
e688fafd38
Compute the offsets of the compile units. We need this so that when we emit a
...
concrete instance of an inlined function, we can get the actual address of the
abstract instance inside of the compile unit.
This isn't currently used, but will be by a future check-in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71263 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 21:03:15 +00:00
Dan Gohman
fb79160811
Fix another bug in r71252. This code supports GetElementPtr
...
constant exprs as well as instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71262 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:58:38 +00:00
Bill Wendling
871eb0ab23
Fix typo.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71260 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:49:29 +00:00
Dan Gohman
6bce643c36
Add memoization for getSCEVAtScope results for instructions
...
which are not analyzed with SCEV techniques, which can require
brute-forcing through a large number of instructions. This
fixes a massive compile-time issue on 400.perlbench (in
particular, the loop in MD5Transform).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71259 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:47:27 +00:00
Dan Gohman
66a7e857aa
Make the SCEV* form of getSCEVAtScope public, to allow ScalarEvolution
...
clients to use it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71258 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:38:54 +00:00
Bill Wendling
a9519579b7
Minor clean ups. No functionality change.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71256 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:38:02 +00:00
Dan Gohman
e810b0d430
Fix an error from r71252.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71255 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:36:47 +00:00
Bill Wendling
ad9c278338
Print out nicer dump info for DIDescriptor.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71253 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:28:06 +00:00
Dan Gohman
26466c0eb3
Factor out the code for creating SCEVs for GEPs into a
...
separate function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71252 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:26:55 +00:00
Dan Gohman
185cf0395c
Implement several new SCEV folding rules for UDiv SCEVs.
...
This fixes an old FIXME, and is needed by some upcoming changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71247 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:18:49 +00:00
Dan Gohman
1827e8263c
Add a getExitBlock utility function to LoopInfo which returns the
...
exit block of a loop, if there is exactly one, similar to
getExitingBlock.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71245 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 20:07:23 +00:00
Evan Cheng
0269d3cbf3
Don't align loop header unless the loop back edge is below the header.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71242 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 19:01:44 +00:00
Anton Korobeynikov
c1c6ef8f74
Factor out cycle-finder code and make it generic.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71241 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:51:58 +00:00
Anton Korobeynikov
d34167a4ab
Do not emit bit tests if target does not support natively left shift
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71240 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:51:34 +00:00
Anton Korobeynikov
da4d2f63d8
Allow 8 bit select in custom inserter
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71239 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:51:21 +00:00
Anton Korobeynikov
58c04e1496
Properly expand libcalls for urem / srem. Also make code more straightforward.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71238 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:51:08 +00:00
Anton Korobeynikov
fb3f84fe16
Typo
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71237 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:50:54 +00:00
Anton Korobeynikov
0616c3b678
Expand UREM / SREM into libcalls
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71236 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:50:41 +00:00
Anton Korobeynikov
1cb0acee8a
Add 8 bit select
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71235 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:50:26 +00:00
Chris Lattner
4992196322
Fix PR4152: asm constraint validation happens before dag combine, so we
...
need to work a bit to combine things like (x+c1+c2) into x+c3.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71232 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 18:23:14 +00:00
Duncan Sands
2a6e0a2140
Add some examples to show the difference between
...
the various notions of type size used in LLVM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71230 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 17:49:48 +00:00
Chris Lattner
c89146587a
Change 'make install' to install tblgen, for better support of out-of-tree targets,
...
patch by Mikael Lepistö!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71226 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 17:32:47 +00:00
Chris Lattner
ef554846f0
fix RewriteStoreUserOfWholeAlloca to use the correct type size
...
method, fixing a crash on PR4146. While the store will
ultimately overwrite the "padded size" number of bits in memory,
the stored value may be a subset of this size. This function
only wants to handle the case where all bits are stored.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71224 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 15:54:41 +00:00
Evan Cheng
4b7f7a6e1f
Reverse branch condition only when there is a conditional branch.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71214 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 09:35:53 +00:00
Nick Lewycky
0ab2dcee5b
Add explicit braces to disambiguate nested if/else. Removes a warning.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71211 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 06:57:41 +00:00
Nick Lewycky
48f95ad971
This transform requires valid TargetData info. Wrap it in 'if (TD)' in
...
preparation for the day we use null TargetData when no target is specified.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71210 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 06:47:37 +00:00
Evan Cheng
45e0010e14
Optimize code placement in loop to eliminate unconditional branches or move unconditional branch to the outside of the loop. e.g.
...
/// A:
/// ...
/// <fallthrough to B>
///
/// B: --> loop header
/// ...
/// jcc <cond> C, [exit]
///
/// C:
/// ...
/// jmp B
///
/// ==>
///
/// A:
/// ...
/// jmp B
///
/// C: --> new loop header
/// ...
/// <fallthough to B>
///
/// B:
/// ...
/// jcc <cond> C, [exit]
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71209 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 06:34:09 +00:00
Nick Lewycky
4a228864f2
Add missing #include for "strlen" which is used inline in this header. Fixes
...
build under gcc 4.3.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71208 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 06:22:25 +00:00
Sanjiv Gupta
573eb5e573
Moved pic16 naming functions to correct place.
...
No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71207 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 04:50:14 +00:00
Eli Friedman
5877ad7e90
PR4123: don't crash when inlining a call which uses its own result.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71199 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-08 00:22:04 +00:00