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| -rwxr-xr-x | compiler-rt/test/profile/AIX/pgo-lto-bcdtor-function-section.test | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/compiler-rt/test/profile/AIX/pgo-lto-bcdtor-function-section.test b/compiler-rt/test/profile/AIX/pgo-lto-bcdtor-function-section.test new file mode 100755 index 0000000..3617071 --- /dev/null +++ b/compiler-rt/test/profile/AIX/pgo-lto-bcdtor-function-section.test @@ -0,0 +1,119 @@ +// RUN: split-file %s %t +// RUN: cd %t +// + +//--- foo.c +int foo() { return 3; } + +//--- main.c +int foo(); +int main() { return foo() - 3; } + +// # no LTO +// ## PGO, with and without function-sections, and all permutations of -bcdtors +// RUN: %clang_pgogen -O2 -c -fno-function-sections foo.c +// RUN: %clang_pgogen -O2 -c -fno-function-sections main.c +// +// RUN: %clang_pgogen -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH +// +// RUN: %clang_pgogen -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH + +// RUN: %clang_pgogen -O2 -c -ffunction-sections foo.c +// RUN: %clang_pgogen -O2 -c -ffunction-sections main.c +// +// RUN: %clang_pgogen -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH +// +// RUN: %clang_pgogen -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH + +// ## no PGO at compile step, but PGO at link step. +// RUN: %clang -O2 -c foo.c +// RUN: %clang -O2 -c main.c +// +// RUN: %clang_pgogen -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=NONE +// +// RUN: %clang_pgogen -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=NONE + +// # LTO, with and without function-sections, and all permutations of -bcdtors +// ## LTO one file, no PGO at compile, PGO at link +// RUN: %clang -O2 -c foo.c +// RUN: %clang -O2 -c -flto main.c +// +// RUN: %clang_pgogen -flto -fno-function-sections -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=NONE +// +// RUN: %clang_pgogen -flto -fno-function-sections -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=NONE +// +// RUN: %clang_pgogen -flto -ffunction-sections -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=NONE +// +// RUN: %clang_pgogen -flto -ffunction-sections -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=NONE + +// ## LTO one file, PGO at compile and link +// RUN: %clang -O2 -c -fno-function-sections foo.c +// RUN: %clang_pgogen -O2 -c -flto main.c +// RUN: %clang_pgogen -flto -fno-function-sections -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=MAIN + +// RUN: %clang -O2 -c -flto foo.c +// RUN: %clang_pgogen -O2 -c -fno-function-sections main.c +// RUN: %clang_pgogen -flto -fno-function-sections -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=MAIN + +// RUN: %clang -O2 -c -flto foo.c +// RUN: %clang_pgogen -O2 -c -ffunction-sections main.c +// RUN: %clang_pgogen -flto -ffunction-sections -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=MAIN + +// RUN: %clang -O2 -c -ffunction-sections foo.c +// RUN: %clang_pgogen -O2 -c -flto main.c +// RUN: %clang_pgogen -flto -ffunction-sections -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=MAIN + +// ## LTO and PGO both files +// RUN: %clang_pgogen -O2 -c -flto foo.c +// RUN: %clang_pgogen -O2 -c -flto main.c +// +// RUN: %clang_pgogen -flto -fno-function-sections -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH +// +// RUN: %clang_pgogen -flto -fno-function-sections -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH +// +// RUN: %clang_pgogen -flto -ffunction-sections -Wl,-bcdtors:all foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH +// +// RUN: %clang_pgogen -flto -ffunction-sections -Wl,-bcdtors:mbr foo.o main.o +// RUN: rm -f default* && %run a.out +// RUN: llvm-profdata show --all-functions default* | FileCheck %s -check-prefix=BOTH + +// BOTH-DAG: foo: +// BOTH-DAG: main: +// MAIN-NOT: foo: +// MAIN: main: +// MAIN-NOT: foo: +// NONE: Total functions: 0 |