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[PGO] Re-submit: Clang part of change for context-sensitive PGO (part2) 

Part 2 of CSPGO change in Clang: Add test cases.

Differential Revision: https://reviews.llvm.org/D54176

llvm-svn: 355563
This commit is contained in:
Rong Xu 2019-03-06 23:00:38 +00:00
parent a658ab9f55
commit 10454dcc6a
5 changed files with 141 additions and 0 deletions
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2
clang/test/CodeGen/Inputs/pgotestir.proftext Normal file
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# IR level Instrumentation Flag
:ir

2
clang/test/CodeGen/Inputs/pgotestir_cs.proftext Normal file
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# IR level Instrumentation Flag with CS
:csir

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clang/test/CodeGen/cspgo-instrumentation.c Normal file
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// Test if CSPGO instrumentation and use pass are invoked.
//
// Ensure Pass PGOInstrumentationGenPass is invoked.
// RUN: %clang_cc1 -O2 -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN
// RUN: %clang_cc1 -O2 -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw %s -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-NEWPM
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN: PGOInstrumentationGenPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-NEWPM: Running pass: PGOInstrumentationGenCreateVar on
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-NEWPM: Running pass: PGOInstrumentationGen on
//
// RUN: rm -rf %t && mkdir %t
// RUN: llvm-profdata merge -o %t/noncs.profdata %S/Inputs/pgotestir.proftext
//
// Ensure Pass PGOInstrumentationUsePass and PGOInstrumentationGenPass are invoked.
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw %s -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2-NEWPM
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2: PGOInstrumentationUsePass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2: PGOInstrumentationGenPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2-NEWPM: Running pass: PGOInstrumentationGenCreateVar on
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN2-NEWPM: Running pass: PGOInstrumentationGen on
// Ensure Pass PGOInstrumentationUsePass is invoked only once.
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata %s -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE-NEWPM
// CHECK-PGOUSEPASS-INVOKED-USE: PGOInstrumentationUsePass
// CHECK-PGOUSEPASS-INVOKED-USE-NOT: PGOInstrumentationGenCreateVarPass
// CHECK-PGOUSEPASS-INVOKED-USE-NOT: PGOInstrumentationUsePass
// CHECK-PGOUSEPASS-INVOKED-USE-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-PGOUSEPASS-INVOKED-USE-NEWPM-NOT: Running pass: PGOInstrumentationGenCreateVar
// CHECK-PGOUSEPASS-INVOKED-USE-NEWPM-NOT: Running pass: PGOInstrumentationUse
//
// Ensure Pass PGOInstrumentationUsePass is invoked twice.
// RUN: llvm-profdata merge -o %t/cs.profdata %S/Inputs/pgotestir_cs.proftext
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE2
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-USE2-NEWPM
// CHECK-PGOUSEPASS-INVOKED-USE2: PGOInstrumentationUsePass
// CHECK-PGOUSEPASS-INVOKED-USE2: PGOInstrumentationUsePass
// CHECK-PGOUSEPASS-INVOKED-USE2-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-PGOUSEPASS-INVOKED-USE2-NEWPM: Running pass: PGOInstrumentationUse

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clang/test/CodeGen/cspgo-instrumentation_lto.c Normal file
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// Test if CSPGO instrumentation and use pass are invoked in lto.
//
// RUN: rm -rf %t && mkdir %t
// RUN: llvm-profdata merge -o %t/noncs.profdata %S/Inputs/pgotestir.proftext
//
// Ensure Pass PGOInstrumentationGenPass is not invoked in PreLink.
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm %s -flto -mllvm -debug-pass=Structure -emit-llvm-bc -o %t/foo_fe.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm %s -flto -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm-bc -o %t/foo_fe_pm.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE: PGOInstrumentationUsePass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NOT: PGOInstrumentationGenPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM: Running pass: PGOInstrumentationGenCreateVar
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM-NOT: Running pass: PGOInstrumentationGen on
//
// Ensure Pass PGOInstrumentationGenPass is invoked in PostLink.
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe.bc -fprofile-instrument=csllvm -emit-llvm -mllvm -debug-pass=Structure -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe_pm.bc -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-instrument=csllvm -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NOT: PGOInstrumentationUsePass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST: PGOInstrumentationGenPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NOT: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM-NOT: Running pass: PGOInstrumentationUse
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM: Running pass: PGOInstrumentationGen on
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM-NOT: Running pass: PGOInstrumentationGenCreateVar
//
// RUN: llvm-profdata merge -o %t/cs.profdata %S/Inputs/pgotestir_cs.proftext
//
// Ensure Pass PGOInstrumentationUsePass is invoked Once in PreLink.
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -flto -mllvm -debug-pass=Structure -emit-llvm-bc -o %t/foo_fe.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -flto -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm-bc -o %t/foo_fe_pm.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NOT: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NOT: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM-NOT: Running pass: PGOInstrumentationGenCreateVar
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM-NOT: Running pass: PGOInstrumentationUse
//
// Ensure Pass PGOInstrumentationUSEPass is invoked in PostLink.
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe.bc -fprofile-instrument-use-path=%t/cs.profdata -flto -emit-llvm -mllvm -debug-pass=Structure -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe_pm.bc -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-instrument-use-path=%t/cs.profdata -flto -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NOT: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM-NOT: Running pass: PGOInstrumentationUse

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clang/test/CodeGen/cspgo-instrumentation_thinlto.c Normal file
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// Test if CSPGO instrumentation and use pass are invoked in thinlto.
//
// RUN: rm -rf %t && mkdir %t
// RUN: llvm-profdata merge -o %t/noncs.profdata %S/Inputs/pgotestir.proftext
//
// Ensure Pass PGOInstrumentationGenPass is not invoked in PreLink.
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm %s -fprofile-instrument-path=default.profraw -flto=thin -mllvm -debug-pass=Structure -emit-llvm-bc -o %t/foo_fe.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/noncs.profdata -fprofile-instrument=csllvm %s -fprofile-instrument-path=default.profraw -flto=thin -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm-bc -o %t/foo_fe_pm.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE: PGOInstrumentationUsePass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NOT: PGOInstrumentationGenPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM: Running pass: PGOInstrumentationGenCreateVar
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-PRE-NEWPM-NOT: Running pass: PGOInstrumentationGen on
//
// RUN: llvm-lto -thinlto -o %t/foo %t/foo_fe.bc
// RUN: llvm-lto -thinlto -o %t/foo_pm %t/foo_fe_pm.bc
// Ensure Pass PGOInstrumentationGenPass is invoked in PostLink.
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe.bc -fthinlto-index=%t/foo.thinlto.bc -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw -flto=thin -emit-llvm -mllvm -debug-pass=Structure -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe_pm.bc -fthinlto-index=%t/foo_pm.thinlto.bc -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-instrument=csllvm -fprofile-instrument-path=default.profraw -flto=thin -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NOT: PGOInstrumentationUsePass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NOT: PGOInstrumentationGenCreateVarPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST: PGOInstrumentationGenPass
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM-NOT: Running pass: PGOInstrumentationUse
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM-NOT: Running pass: PGOInstrumentationGenCreateVar
// CHECK-CSPGOGENPASS-INVOKED-INSTR-GEN-POST-NEWPM: Running pass: PGOInstrumentationGen on
//
// RUN: llvm-profdata merge -o %t/cs.profdata %S/Inputs/pgotestir_cs.proftext
//
// Ensure Pass PGOInstrumentationUsePass is invoked Once in PreLink.
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -flto=thin -mllvm -debug-pass=Structure -emit-llvm-bc -o %t/foo_fe.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE
// RUN: %clang_cc1 -O2 -fprofile-instrument-use-path=%t/cs.profdata %s -flto=thin -fexperimental-new-pass-manager -fdebug-pass-manager -emit-llvm-bc -o %t/foo_fe_pm.bc 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NOT: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-PRE-NEWPM-NOT: Running pass: PGOInstrumentationUse
//
// RUN: llvm-lto -thinlto -o %t/foo %t/foo_fe.bc
// RUN: llvm-lto -thinlto -o %t/foo_pm %t/foo_fe_pm.bc
// Ensure Pass PGOInstrumentationUSEPass is invoked in PostLink.
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe.bc -fthinlto-index=%t/foo.thinlto.bc -fprofile-instrument-use-path=%t/cs.profdata -flto=thin -emit-llvm -mllvm -debug-pass=Structure -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST -dump-input=always
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe_pm.bc -fthinlto-index=%t/foo_pm.thinlto.bc -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-instrument-use-path=%t/cs.profdata -flto=thin -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM -dump-input=always
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NOT: PGOInstrumentationUsePass
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM: Running pass: PGOInstrumentationUse
// CHECK-CSPGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM-NOT: Running pass: PGOInstrumentationUse
//
// Finally, test if a non-cs profile is passed to PostLink passes, PGO UsePass is not invoked.
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe.bc -fthinlto-index=%t/foo.thinlto.bc -fprofile-instrument-use-path=%t/noncs.profdata -flto=thin -emit-llvm -mllvm -debug-pass=Structure -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-INSTR-USE-POST
// RUN: %clang_cc1 -O2 -x ir %t/foo_fe_pm.bc -fthinlto-index=%t/foo_pm.thinlto.bc -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-instrument-use-path=%t/noncs.profdata -flto=thin -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=CHECK-PGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM
// CHECK-PGOUSEPASS-INVOKED-INSTR-USE-POST-NOT: PGOInstrumentationUsePass
// CHECK-PGOUSEPASS-INVOKED-INSTR-USE-POST-NEWPM-NOT: Running pass: PGOInstrumentationUse