Rafael Espindola
26c8dcc692
Always compute all the bits in ComputeMaskedBits.
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This allows us to keep passing reduced masks to SimplifyDemandedBits, but
know about all the bits if SimplifyDemandedBits fails. This allows instcombine
to simplify cases like the one in the included testcase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154011 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 12:51:34 +00:00
Hongbin Zheng
00b73a5e44
LoopUnrollPass: Use variable "Threshold" instead of "CurrentThreshold" when
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reducing unroll count, otherwise the reduced unroll count is not taking
the "OptimizeForSize" attribute into account.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154007 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 11:44:08 +00:00
Benjamin Kramer
a95b4ebf3c
Move yaml::Stream's dtor out of line so it can see Scanner's dtor.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154004 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 08:53:34 +00:00
Benjamin Kramer
32d1774d45
Implement DwarfLLVMRegPair::operator< without violating asymmetry.
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MSVC8 verifies this.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154002 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 08:24:08 +00:00
Craig Topper
58609b7413
Convert assert(false) followed by a return to llvm_unreachable
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153997 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 04:55:46 +00:00
Craig Topper
8d41a1a7e6
Remove default case from switch that was already covering all cases.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153996 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 04:42:42 +00:00
Pete Cooper
e5ae51a38f
Removed useless switch for default case when switch was covering all the enum values
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153984 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-04 00:53:04 +00:00
Bob Wilson
a348fecf2f
Fix the install location for the Embedded makefile target.
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svn r145378 inadvertently changed the destination for the Embedded target
in the makefile. Add a "/Developer" suffix to DSTROOT to compensate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153980 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 23:44:39 +00:00
Michael J. Spencer
c35146b725
Sorry about that. MSVC seems to accept just about any random string you give it ;/
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153979 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 23:36:44 +00:00
Bob Wilson
d13af63df7
Remove dead code for installing libLTO when building llvmCore.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153978 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 23:13:26 +00:00
Michael J. Spencer
93210e847a
Add YAML parser to Support.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153977 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 23:09:22 +00:00
Pete Cooper
2ce63c7352
Add VSELECT to LegalizeVectorTypes::ScalariseVectorResult. Previously it would crash if it encountered a 1 element VSELECT. Solution is slightly more complicated than just creating a SELET as we have to mask or sign extend the vector condition if it had different boolean contents from the scalar condition. Fixes <rdar://problem/11178095>
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153976 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 22:57:55 +00:00
Pete Cooper
dda3a099a0
Removed one last bad continue statement meant to be removed in r153914.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153975 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 22:18:49 +00:00
Bob Wilson
585d580acb
When building llvmCore, pass the SDKROOT and -arch setting to configure.
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So far all of configure tests have been run against the default SDK and
architecture, regardless of what is actually being built. We've gotten
lucky until now. <rdar://problem/11112479>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153972 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 21:50:26 +00:00
Bob Wilson
ac07407acb
Remove a reference to the C backend.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153971 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 21:50:24 +00:00
Chad Rosier
9dbb018b36
Fix an issue in SimplifySetCC() specific to vector comparisons.
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When folding X == X we need to check getBooleanContents() to determine if the
result is a vector of ones or a vector of negative ones.
I tried creating a test case, but the problem seems to only be exposed on a
much older version of clang (around r144500).
rdar://10923049
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153966 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 20:11:24 +00:00
Anton Korobeynikov
1895fc90e0
Set soname for FreeBSD as well.
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Patch by Bernard Cafarelli!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153965 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 19:48:31 +00:00
Eric Christopher
fa5b050136
Fix thinko check for number of operands to be the one that actually
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might have more than 19 operands. Add a testcase to make sure I
never screw that up again.
Part of rdar://11026482
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153961 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 17:55:42 +00:00
Lang Hames
d5be48a9db
Matrix simplification in PBQP may push infinite costs onto register options.
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The colorability heuristic should count these as denied registers.
No test case - this exposed a bug on an out-of-tree target.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153958 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 16:27:16 +00:00
Dylan Noblesmith
75e3b7fb8f
ARMDisassembler: drop bogus dependency on ARMCodeGen
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And indirectly, a dependency on most of the core LLVM optimization
libraries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153957 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 15:48:14 +00:00
Dylan Noblesmith
70debecde6
Object: drop bogus VMCore dependency
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153956 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 15:48:10 +00:00
Bill Wendling
5fdf475697
The speedup doesn't appear to have been from this, but was an anomaly of my testing machine.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153951 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 11:19:21 +00:00
Bill Wendling
f563fc35c8
Reserve space for the eventual filling of the vector. This gives a small speedup.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153949 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 10:50:09 +00:00
Nadav Rotem
43b32e0cff
Add an additional testcase which checks ops with multiple users.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153939 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 07:39:36 +00:00
Anton Korobeynikov
9cd5e7a478
Make PPCCompilationCallbackC function to be static, so there will be no need to issue call via
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PLT when LLVM is built as shared library. This mimics the X86 backend towards the approach.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153938 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 06:59:28 +00:00
Craig Topper
9b1b25f063
Tidy up spacing in some tablegen outputs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153937 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 06:52:47 +00:00
Craig Topper
769bbfd951
Add support for AVX enhanced comparison predicates. Patch from Kay Tiong Khoo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153935 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 05:20:24 +00:00
Bill Wendling
90e7d4f6f0
Reformatting. No functionality change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153928 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 03:56:52 +00:00
Bill Wendling
cbece8c2a6
As Eric pointed out, even a Debug build should be equal. Leave the flag that can turn off comparisons though.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153927 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 03:27:43 +00:00
Akira Hatanaka
9dd16d41a2
Revert r153924. Delete test/MC/Disassembler/Mips and lib/Target/Mips/Disassembler.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153926 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 03:01:13 +00:00
Akira Hatanaka
02365945a6
Revert r153924. There were buildbot failures.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153925 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 02:51:09 +00:00
Akira Hatanaka
885020a7a7
MIPS disassembler support.
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Patch by Vladimir Medic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153924 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 02:20:58 +00:00
Andrew Trick
5aeda3f076
Cleanup set_union usage. The same thing but a bit cleaner now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153922 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 01:35:52 +00:00
Andrew Trick
f1275959b2
Use std::set_union instead of nasty custom code.
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I just noticed Jakob's examples of the proper application of
std::set... routines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153918 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 00:47:23 +00:00
Eric Christopher
6126a1e189
Add a line number for the scope of the function (starting at the first
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brace) so that we get more accurate line number information about the
declaration of a given function and the line where the function
first starts.
Part of rdar://11026482
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153916 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 00:43:49 +00:00
Pete Cooper
2e267ae7b8
Fixes to r153903. Added missing explanation of behaviour when the VirtRegMap is NULL. Also changed it in this case to just avoid updating the map, but live ranges or intervals will still get updated and created
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153914 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-03 00:28:46 +00:00
Bill Wendling
1adc215ddc
Compare the .o files only for release builds. Add an option to bypass the comparison altogether.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153909 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 23:27:43 +00:00
Pete Cooper
789d5d85ba
Moved LiveRangeEdit.h so that it can be called from other parts of the backend, not just libCodeGen
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153906 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 22:44:18 +00:00
Rafael Espindola
1c8cf21d0c
Make dominatedBySlowTreeWalk private and assert cases handled by the caller.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153905 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 22:37:54 +00:00
Jakob Stoklund Olesen
e3b23cde80
Allocate virtual registers in ascending order.
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This is just the fallback tie-breaker ordering, the main allocation
order is still descending size.
Patch by Shamil Kurmangaleev!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153904 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 22:30:39 +00:00
Pete Cooper
8a06af9669
Refactored the LiveRangeEdit interface so that MachineFunction, TargetInstrInfo, MachineRegisterInfo, LiveIntervals, and VirtRegMap are all passed into the constructor and stored as members instead of passed in to each method.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153903 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 22:22:53 +00:00
Bill Wendling
3197b4453d
Add an option to turn off the expensive GVN load PRE part of GVN.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153902 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 22:16:50 +00:00
Owen Anderson
29f60f359b
Add predicates for checking whether targets have free FNEG and FABS operations, and prevent the DAGCombiner from turning them into bitwise operations if they do.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153901 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 22:10:29 +00:00
Lang Hames
be9fe49b17
During two-address lowering, rescheduling an instruction does not untie
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operands. Make TryInstructionTransform return false to reflect this.
Fixes PR11861.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153892 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 19:58:43 +00:00
Rafael Espindola
ce167840b2
No need to run llvm-as.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153890 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 19:44:20 +00:00
Akira Hatanaka
a551a48402
Initial 64 bit direct object support.
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This patch allows llvm to recognize that a 64 bit object file is being produced
and that the subsequently generated ELF header has the correct information.
The test case checks for both big and little endian flavors.
Patch by Jack Carter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153889 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 19:25:22 +00:00
Hal Finkel
70272aac56
The binutils for the IBM BG/P are too old to support CFI.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153886 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 19:09:04 +00:00
Hal Finkel
a47406c442
Add triple support for the IBM BG/P and BG/Q supercomputers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153882 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 18:31:33 +00:00
Eric Christopher
60777d8eaf
Turn on the accelerator tables for Darwin.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153880 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 17:58:52 +00:00
Stepan Dyatkovskiy
aad9c3f17a
Fast fix for PR12343:
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http://llvm.org/bugs/show_bug.cgi?id=12343
We have not trivial way for splitting edges that are goes from indirect branch. We can do it with some tricks, but it should be additionally discussed. And it is still dangerous due to difficulty of indirect branches controlling.
Fix forbids this case for unswitching.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153879 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-02 17:16:45 +00:00