[PATCH] D84261: [PGO] Supporting code for always instrumenting entry block

Pavel Kosov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 17 13:17:29 PDT 2020


kpdev42 added inline comments.


================
Comment at: llvm/include/llvm/ProfileData/InstrProfData.inc:676
 #define VARIANT_MASK_CSIR_PROF (0x1ULL << 57)
+#define VARIANT_MASK_INSTR_ENTRY (0x1ULL << 58)
 #define INSTR_PROF_RAW_VERSION_VAR __llvm_profile_raw_version
----------------
This revision is closed, so excuse me for the question: 
Files `./llvm/include/llvm/ProfileData/InstrProfData.inc` and `./compiler-rt/include/profile/InstrProfData.inc` should be two identical copies, as stated in their description. 
```
 * The file has two identical copies. The master copy lives in LLVM and
 * the other one  sits in compiler-rt/lib/profile directory. To make changes
 * in this file, first modify the master copy and copy it over to compiler-rt.
 * Testing of any change in this file can start only after the two copies are
 * synced up.
```


Should we add `VARIANT_MASK_INSTR_ENTRY` to `compiler-rt` or change description?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D84261/new/

https://reviews.llvm.org/D84261



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