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from 15b43272428 [X86] Improved sched model for X86 CMPXCHG* instructions. D [...] new 03c16fb53c1 [DWARF] Missing location debug information with -O2. new 23c93c1752d CodeGen: Make computeRegisterLiveness consider successors new f29f15e2ea2 CodeGen: Make computeRegisterLiveness search forward first new da1abaaf13c Don't count debug instructions towards neighborhood count new 20baaad0f3a [XRay] FDRTraceWriter and FDR Trace Loading new 058bf39189c [XRay] Remove attribute packed new 43b3c1a2475 Revert "[SimplifyCFG] Common debug handling [NFC]" new 6a0b228274f [XRay] Move out template and use perfect forwarding new b4ef1e85f81 [XRay] Help gcc disambiguate names

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Summary of changes: include/llvm/CodeGen/MachineInstr.h | 3 + include/llvm/XRay/FDRLogBuilder.h | 41 +++ include/llvm/XRay/FDRRecords.h | 292 +++++++++++++++++++++ include/llvm/XRay/FDRTraceWriter.h | 53 ++++ lib/CodeGen/MachineBasicBlock.cpp | 68 +++-- lib/CodeGen/MachineCSE.cpp | 8 + lib/CodeGen/MachineInstr.cpp | 17 ++ lib/CodeGen/MachineSink.cpp | 21 +- lib/Transforms/Utils/SimplifyCFG.cpp | 8 + lib/XRay/CMakeLists.txt | 5 +- lib/XRay/FDRRecords.cpp | 31 +++ lib/XRay/FDRTraceWriter.cpp | 147 +++++++++++ lib/XRay/RecordInitializer.cpp | 247 +++++++++++++++++ .../AMDGPU/fold-immediate-operand-shrink.mir | 257 +++++++++++++++++- test/CodeGen/AMDGPU/split-scalar-i64-add.ll | 4 +- test/CodeGen/Thumb/frame-access.ll | 7 +- test/CodeGen/X86/debuginfo-locations-dce.ll | 72 +++++ unittests/XRay/CMakeLists.txt | 3 +- unittests/XRay/FDRTraceWriterTest.cpp | 175 ++++++++++++ 19 files changed, 1404 insertions(+), 55 deletions(-) create mode 100644 include/llvm/XRay/FDRLogBuilder.h create mode 100644 include/llvm/XRay/FDRRecords.h create mode 100644 include/llvm/XRay/FDRTraceWriter.h create mode 100644 lib/XRay/FDRRecords.cpp create mode 100644 lib/XRay/FDRTraceWriter.cpp create mode 100644 lib/XRay/RecordInitializer.cpp create mode 100755 test/CodeGen/X86/debuginfo-locations-dce.ll create mode 100644 unittests/XRay/FDRTraceWriterTest.cpp