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llvm-mirror/lib/Transforms/Utils
James Molloy ba8cd33738 [SimplifyCFG] Swap to using TargetTransformInfo for cost
analysis.

We're already using TTI in SimplifyCFG, so remove the hard-baked "cheapness"
heuristic and use TTI directly. Generally NFC intended, but we're using a slightly
different heuristic now so there is a slight test churn.

Test changes:
  * combine-comparisons-by-cse.ll: Removed unneeded branch check.
  * 2014-08-04-muls-it.ll: Test now doesn't branch but emits muleq.
  * coalesce-subregs.ll: Superfluous block check.
  * 2008-01-02-hoist-fp-add.ll: fadd is safe to speculate. Change to udiv.
  * PhiBlockMerge.ll: Superfluous CFG checking code. Main checks still present.
  * select-gep.ll: A variable GEP is not expensive, just TCC_Basic, according to the TTI.

llvm-svn: 228826
2015-02-11 12:15:41 +00:00
..
AddDiscriminators.cpp IR: Split Metadata from Value 2014-12-09 18:38:53 +00:00
ASanStackFrameLayout.cpp
BasicBlockUtils.cpp Teach SplitBlockPredecessors how to handle landingpad blocks. 2015-01-28 23:06:47 +00:00
BreakCriticalEdges.cpp [PM] Remove the Pass argument from all of the critical edge splitting 2015-01-19 12:09:11 +00:00
BuildLibCalls.cpp [PM] Move TargetLibraryInfo into the Analysis library. 2015-01-15 02:16:27 +00:00
BypassSlowDivision.cpp
CloneFunction.cpp Rename MapValue(Metadata*) to MapMetadata() 2014-12-19 06:06:18 +00:00
CloneModule.cpp Remove a bad cast in CloneModule() 2014-12-23 08:23:45 +00:00
CMakeLists.txt Use ADDITIONAL_HEADER_DIRS in all LLVM CMake projects. 2015-02-11 03:28:02 +00:00
CmpInstAnalysis.cpp
CodeExtractor.cpp
CtorUtils.cpp
DemoteRegToStack.cpp Fix a bug in DemoteRegToStack where a reload instruction was inserted into the 2015-02-09 06:38:23 +00:00
FlattenCFG.cpp
GlobalStatus.cpp
InlineFunction.cpp Remove a redundant dyn_cast. 2015-01-30 19:42:59 +00:00
InstructionNamer.cpp
IntegerDivision.cpp
LCSSA.cpp [PM] Split the LoopInfo object apart from the legacy pass, creating 2015-01-17 14:16:18 +00:00
LLVMBuild.txt Update libdeps since TLI was moved from Target to Analysis in r226078. 2015-01-15 05:21:00 +00:00
Local.cpp Don't promote asynch EH invokes of nounwind functions to calls 2015-02-11 01:23:16 +00:00
LoopSimplify.cpp Teach SplitBlockPredecessors how to handle landingpad blocks. 2015-01-28 23:06:47 +00:00
LoopUnroll.cpp Resurrect the assertion removed by r227717 2015-02-02 20:41:11 +00:00
LoopUnrollRuntime.cpp Teach SplitBlockPredecessors how to handle landingpad blocks. 2015-01-28 23:06:47 +00:00
LowerInvoke.cpp
LowerSwitch.cpp LowerSwitch: Use ConstantInt for CaseRange::{Low,High} 2015-02-05 16:58:10 +00:00
Makefile
Mem2Reg.cpp [PM] Split the AssumptionTracker immutable pass into two separate APIs: 2015-01-04 12:03:27 +00:00
MetaRenamer.cpp
ModuleUtils.cpp
PromoteMemoryToRegister.cpp [PM] Split the AssumptionTracker immutable pass into two separate APIs: 2015-01-04 12:03:27 +00:00
SimplifyCFG.cpp [SimplifyCFG] Swap to using TargetTransformInfo for cost 2015-02-11 12:15:41 +00:00
SimplifyIndVar.cpp [PM] Remove a dead field. 2015-01-17 14:31:35 +00:00
SimplifyInstructions.cpp [PM] Separate the TargetLibraryInfo object from the immutable pass. 2015-01-15 10:41:28 +00:00
SimplifyLibCalls.cpp [SimplifyLibCalls] Don't confuse strcpy_chk for stpcpy_chk. 2015-01-27 21:52:16 +00:00
SSAUpdater.cpp
SymbolRewriter.cpp SymbolRewriter: allow rewriting with comdats 2015-01-27 22:57:39 +00:00
UnifyFunctionExitNodes.cpp [LPM] Stop using the string based preservation API. It is an 2015-01-28 04:57:56 +00:00
Utils.cpp
ValueMapper.cpp Utils: Resolve cycles under distinct MDNodes 2015-02-04 19:44:34 +00:00