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29e34b908b
llvm-mirror/tools
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Hongtao Yu 29e34b908b [CSSPGO][llvm-profgen] Always report dangling probes for frames with real samples. 
Report dangling probes for frames that have real samples collected. Dangling probes are the probes associated to an empty block. When reported, sample count on a dangling probe will not be trusted by the compiler and we will rely on the counts inference algorithm to get the probe a reasonable count. This actually fixes a bug where previously only those dangling probes with samples collected were reported.

This patch also fixes two existing issues. Pseudo probes are stored in `Address2ProbesMap` and their pointers are used in `PseudoProbeInlineTree`. Previously `std::vector` was used to store probes and the pointers to probes may get obsolete as the vector grows. I'm changing `std::vector` to `std::list` instead.

The other issue is that all outlined functions shared the same inline frame previously due to the unchanged `Index` value as the dummy inlineSite identifier.

Good results seen for SPEC2017 in general regarding profile quality.

Reviewed By: wenlei, wlei

Differential Revision: https://reviews.llvm.org/D100235
2021-04-21 18:07:58 -07:00
..
bugpoint Avoid shuffle self-assignment in EXPENSIVE_CHECKS builds 2021-03-10 11:17:34 +00:00
bugpoint-passes
dsymutil [dsymutil] Don't emit .debug_pubnames and .debug_pubtypes 2021-04-06 19:01:45 -07:00
gold [gold] Match lld WPD behavior for shared library symbols and add test 2021-02-17 15:28:49 -08:00
llc [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
lli [lli] Honor the --entry-function flag in orc and orc-lazy modes. 2021-04-13 11:33:24 -07:00
llvm-ar [NFC] Reordering parameters in getFile and getFileOrSTDIN 2021-03-25 09:47:49 -04:00
llvm-as llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-as-fuzzer Fix several places that were calling verifyFunction or verifyModule without checking the return value. 2020-05-18 13:28:46 -07:00
llvm-bcanalyzer llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-c-test LLVM-C: Allow LLVM{Get/Set}Alignment on an atomicrmw/cmpxchg instruction. 2021-02-12 18:31:18 -05:00
llvm-cat [tools] Use llvm::append_range (NFC) 2021-01-05 21:15:56 -08:00
llvm-cfi-verify [llvm-cfi-verify] Set UseSymbolTable to false 2021-02-10 09:44:13 -08:00
llvm-config [MinGW] Use lib prefix for libraries 2020-09-12 22:01:29 +03:00
llvm-cov [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
llvm-cvtres [llvm-cvtres] Reduce the set of dependencies of llvm-cvtres. NFC. 2021-04-21 11:50:10 +03:00
llvm-cxxdump llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-cxxfilt
llvm-cxxmap [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
llvm-diff Switch from llvm::is_trivially_copyable to std::is_trivially_copyable 2020-12-02 22:02:48 -08:00
llvm-dis [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
llvm-dwarfdump [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
llvm-dwp [llvm-dwp] Join dwo paths correctly when DWOPath is absolute 2021-02-16 13:38:35 -08:00
llvm-elfabi [llvm-elfabi] Add flag to preserve timestamp when output is the same 2020-12-29 20:27:06 -08:00
llvm-exegesis [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
llvm-extract llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-go
llvm-gsymutil [tools] Use llvm::append_range (NFC) 2021-01-05 21:15:56 -08:00
llvm-ifs [SystemZ][z/OS] Add IsText Argument to GetFile and GetFileOrSTDIN 2021-04-16 10:08:36 -04:00
llvm-isel-fuzzer [AIX] Turn -fdata-sections on by default in Clang 2020-10-14 15:58:31 +00:00
llvm-itanium-demangle-fuzzer
llvm-jitlink [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
llvm-jitlistener [MCJIT] Profile the code generated by MCJIT engine using Intel VTune profiler 2020-11-16 19:28:14 +11:00
llvm-libtool-darwin [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
llvm-link [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
llvm-lipo [TextAPI] move source code files out of subdirectory, NFC 2021-04-05 10:24:42 -07:00
llvm-lto Recommit "[LTO] Use lto::backend for code generation." 2021-02-15 10:05:42 +00:00
llvm-lto2 Don't use $ as suffix for symbol names in ThinLTOBitcodeWriter and other places 2021-03-29 13:03:52 +02:00
llvm-mc [SystemZ][z/OS] Add IsText Argument to GetFile and GetFileOrSTDIN 2021-04-16 10:08:36 -04:00
llvm-mc-assemble-fuzzer
llvm-mc-disassemble-fuzzer Add missing include Host.h in llvm-mc-* fuzzers. NFC. 2020-05-18 02:21:22 +07:00
llvm-mca [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
llvm-microsoft-demangle-fuzzer Give microsoftDemangle() an outparam for how many input bytes were consumed. 2020-05-20 16:17:31 -04:00
llvm-ml [ms] [llvm-ml] Accept /WX to signal that warnings should be fatal. 2021-04-02 15:13:20 -04:00
llvm-modextract llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-mt llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-nm [llvm-symbolizer][llvm-nm] Fix AArch64 and ARM mapping symbols handling. 2021-03-23 14:17:12 +01:00
llvm-objcopy [llvm-objcopy] clang-format a line 2021-04-16 07:24:43 -04:00
llvm-objdump [llvm-objdump] Remove "No" prefixes on variables 2021-04-20 15:29:07 -04:00
llvm-opt-fuzzer [FuzzMutate] Add mutator to modify instruction flags. 2021-01-23 19:05:20 +00:00
llvm-opt-report [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
llvm-pdbutil Removed redundant code. 2021-04-07 05:37:46 +04:00
llvm-profdata [CSSPGO] Fix dangling context strings and improve profile order consistency and error handling 2021-04-10 12:39:10 -07:00
llvm-profgen [CSSPGO][llvm-profgen] Always report dangling probes for frames with real samples. 2021-04-21 18:07:58 -07:00
llvm-rc [llvm-rc] Try to fix the Preprocessor/llvm-rc.rc test on non arm/x86 architectures 2021-04-21 12:47:33 +03:00
llvm-readobj [yaml2obj/obj2yaml/llvm-readobj] Support printing and parsing AVR-specific e_flags 2021-04-15 15:54:28 +02:00
llvm-reduce [llvm-reduce] Remove unwanted module inline asm 2021-04-06 09:35:37 -07:00
llvm-rtdyld [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
llvm-shlib Revert "llvm-shlib: Create object libraries for each component and link against them" 2021-04-05 10:46:19 -07:00
llvm-size [llvm-cov] Use is_contained (NFC) 2020-12-27 09:57:25 -08:00
llvm-special-case-list-fuzzer
llvm-split [LTO] Update splitCodeGen to take a reference to the module. (NFC) 2021-01-29 11:53:11 +00:00
llvm-stress Avoid shuffle self-assignment in EXPENSIVE_CHECKS builds 2021-03-10 11:17:34 +00:00
llvm-strings llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-symbolizer [llvm-symbolizer] remove unused variable 2021-04-14 09:24:45 -04:00
llvm-undname llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
llvm-xray [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
llvm-yaml-numeric-parser-fuzzer [llvm] NFC: Cleanup llvm-yaml-numeric-parser-fuzzer 2021-02-15 14:52:53 +01:00
llvm-yaml-parser-fuzzer [llvm] Use llvm::erase_value and llvm::erase_if (NFC) 2021-01-02 09:24:15 -08:00
lto [LTO][Legacy] Decouple option parsing from LTOCodeGenerator 2021-03-31 16:43:26 +00:00
msbuild vs integration: bump version nbr 2019-06-19 07:39:53 +00:00
obj2yaml [NFC] Reordering parameters in getFile and getFileOrSTDIN 2021-03-25 09:47:49 -04:00
opt [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
opt-viewer
remarks-shlib
sancov [Support] Use InitLLVM in llvm-stress, sancov and TableGen 2020-07-28 07:50:45 -04:00
sanstats [NFC] Reordering parameters in getFile and getFileOrSTDIN 2021-03-25 09:47:49 -04:00
split-file [Support] Don't include VirtualFileSystem.h in CommandLine.h 2021-04-21 10:19:01 -04:00
verify-uselistorder [SystemZ][z/OS][Windows] Add new OF_TextWithCRLF flag and use this flag instead of OF_Text 2021-04-06 07:23:31 -04:00
vfabi-demangle-fuzzer
xcode-toolchain
yaml2obj [llvm] Make obj2yaml and yaml2obj LLVM utilities instead of tools 2020-10-19 10:21:21 -07:00
CMakeLists.txt