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from aa64e90 New tool: opt-stats.py new 4c3428b Elide argument copies during instruction selection new a9e2ca0 LIU:::Query: Query LiveRange instead of LiveInterval; NFC
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Summary of changes: include/llvm/CodeGen/LiveIntervalUnion.h | 56 +++-- include/llvm/CodeGen/MachineFrameInfo.h | 10 +- include/llvm/CodeGen/SelectionDAGISel.h | 1 + include/llvm/Target/TargetCallingConv.h | 7 +- lib/CodeGen/AsmPrinter/DwarfDebug.h | 2 +- lib/CodeGen/LiveIntervalUnion.cpp | 27 +- lib/CodeGen/LiveRegMatrix.cpp | 2 +- lib/CodeGen/RegAllocGreedy.cpp | 2 +- lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 216 +++++++++++++++- lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 10 +- lib/Target/X86/X86ISelLowering.cpp | 82 ++++-- test/CodeGen/AArch64/arm64-abi-varargs.ll | 6 +- test/CodeGen/ARM/arg-copy-elide.ll | 61 +++++ test/CodeGen/Mips/o32_cc_vararg.ll | 4 +- .../X86/2010-04-30-LocalAlloc-LandingPad.ll | 5 +- test/CodeGen/X86/arg-copy-elide.ll | 280 +++++++++++++++++++++ test/CodeGen/X86/inline-asm-tied.ll | 30 +-- test/CodeGen/X86/pr30430.ll | 56 ++--- test/CodeGen/X86/sse-intrinsics-fast-isel.ll | 8 +- test/DebugInfo/X86/discriminator.ll | 2 +- 20 files changed, 734 insertions(+), 133 deletions(-) create mode 100644 test/CodeGen/ARM/arg-copy-elide.ll create mode 100644 test/CodeGen/X86/arg-copy-elide.ll