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3251647c03
llvm-mirror/lib
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Justin Lebar 3251647c03 Don't tail-duplicate blocks that contain convergent instructions. 
Summary:
Convergent instrs shouldn't be made control-dependent on other values,
but this is basically the whole point of tail duplication.  So just bail
if we see a convergent instruction.

Reviewers: iteratee

Subscribers: jholewinski, jhen, hfinkel, tra, jingyue, llvm-commits

Differential Revision: http://reviews.llvm.org/D17320

llvm-svn: 261540
2016-02-22 17:50:52 +00:00
..
Analysis [ConstantRange] Rename a method and add more doc 2016-02-22 16:13:02 +00:00
AsmParser [IR] Extend cmpxchg to allow pointer type operands 2016-02-19 00:06:41 +00:00
Bitcode Bitcode writer: fix a typo, using getName() instead of getSourceFileName() 2016-02-16 22:07:03 +00:00
CodeGen Don't tail-duplicate blocks that contain convergent instructions. 2016-02-22 17:50:52 +00:00
DebugInfo [DebugInfoPDB] Add source / line number accessors for PDB. 2016-02-18 18:47:29 +00:00
ExecutionEngine [Orc] Add stack-realignment code to the i386 resolver function. 2016-02-21 22:50:26 +00:00
Fuzzer [libFuzzer] only read MaxLen bytes from every file in the corpus to speedup loading the corpus 2016-02-18 21:49:10 +00:00
IR [ConstantRange] Rename a method and add more doc 2016-02-22 16:13:02 +00:00
IRReader Remove autoconf support 2016-01-26 21:29:08 +00:00
LibDriver Remove autoconf support 2016-01-26 21:29:08 +00:00
LineEditor Remove autoconf support 2016-01-26 21:29:08 +00:00
Linker Pass a std::unique_ptr to IRMover::move. 2016-02-16 18:50:12 +00:00
LTO [PM] Port the PostOrderFunctionAttrs pass to the new pass manager and 2016-02-18 11:03:11 +00:00
MC [codeview] Fix emission of file changes in inline line tables 2016-02-19 23:55:38 +00:00
Object Represent the dynamic table itself with a DynRegionInfo. 2016-02-17 16:48:00 +00:00
Option Annotate dump() methods with LLVM_DUMP_METHOD, addressing Richard Smith r259192 post commit comment. 2016-01-29 20:50:44 +00:00
Passes [PM/AA] Wire up TBAA to the new pass manager's registry and test it. 2016-02-20 04:04:52 +00:00
ProfileData Add profile summary support for sample profile. 2016-02-19 03:15:33 +00:00
Support Fix LLVM's handling and detection of skylake and cannonlake CPUs 2016-02-21 17:12:03 +00:00
TableGen Annotate dump() methods with LLVM_DUMP_METHOD, addressing Richard Smith r259192 post commit comment. 2016-01-29 20:50:44 +00:00
Target [WebAssembly] Properly ignore llvm.dbg.value instructions. 2016-02-22 17:45:20 +00:00
Transforms Fix some abuse of auto flagged by clang's -Wrange-loop-analysis. 2016-02-22 13:11:58 +00:00
CMakeLists.txt
LLVMBuild.txt