clang/test/CodeGen/cspgo-instrumentation.c

   1 // Test if CSPGO instrumentation and use pass are invoked.
   2 //
   3 // Ensure Pass PGOInstrumentationGenPass is invoked.
   4 // RUN: %clang_cc1 -O2 -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw  %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN
   5 // CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN: Running pass: PGOInstrumentationGenCreateVar on
   6 // CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN: Running pass: PGOInstrumentationGen on
   7 //
   8 // RUN: rm -rf %t && mkdir %t
   9 // RUN: llvm-profdata merge -o %t/noncs.profdata %S/Inputs/pgotestir.proftext
  10 //
  11 // Ensure Pass PGOInstrumentationUsePass and PGOInstrumentationGenPass are invoked.
  12 // RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw  %s -fdebug-pass-manager  -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2
  13 // CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2: Running pass: PGOInstrumentationUse
  14 // CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2: Running pass: PGOInstrumentationGenCreateVar on
  15 // CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2: Running pass: PGOInstrumentationGen on
  16
  17 // Ensure Pass PGOInstrumentationUsePass is invoked only once.
  18 // RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata %s -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE
  19 // CHECK-PGOUSEPASS-INVOKED-USE: Running pass: PGOInstrumentationUse
  20 // CHECK-PGOUSEPASS-INVOKED-USE-NOT: Running pass: PGOInstrumentationGenCreateVar
  21 // CHECK-PGOUSEPASS-INVOKED-USE-NOT: Running pass: PGOInstrumentationUse
  22 //
  23 // Ensure Pass PGOInstrumentationUsePass is invoked twice.
  24 // RUN: llvm-profdata merge -o %t/cs.profdata %S/Inputs/pgotestir_cs.proftext
  25 // RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -fdebug-pass-manager  -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE2
  26 // CHECK-PGOUSEPASS-INVOKED-USE2: Running pass: PGOInstrumentationUse
  27 // CHECK-PGOUSEPASS-INVOKED-USE2: Running pass: PGOInstrumentationUse