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| author | David L. Jones <dlj@google.com> | 2017-11-10 01:07:01 +0000 |
|---|---|---|
| committer | David L. Jones <dlj@google.com> | 2017-11-10 01:07:01 +0000 |
| commit | 5cdb7458cb1d6fc8fc83dd5a177658f1284f5d29 (patch) | |
| tree | 1772d0d4f25219059bc98e9c65baeef15d268524 /test/profile/Linux/counter_promo_while.c | |
| parent | 97e140242d3085562afa1340578d5f531a82ad69 (diff) | |
| parent | bcc227ee4af1ef3e63033b35dcb1d5627a3b2941 (diff) | |
| download | compiler-rt-5cdb7458cb1d6fc8fc83dd5a177658f1284f5d29.tar.gz | |
Creating branches/google/testing and tags/google/testing/ from r317203
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/branches/google/testing@317856 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/profile/Linux/counter_promo_while.c')
| -rw-r--r-- | test/profile/Linux/counter_promo_while.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/test/profile/Linux/counter_promo_while.c b/test/profile/Linux/counter_promo_while.c new file mode 100644 index 000000000..b4d4e7aa2 --- /dev/null +++ b/test/profile/Linux/counter_promo_while.c @@ -0,0 +1,55 @@ +// RUN: rm -fr %t.promo.prof +// RUN: rm -fr %t.nopromo.prof +// RUN: %clang_pgogen=%t.promo.prof/ -o %t.promo.gen -O2 %s +// RUN: %clang_pgogen=%t.promo.prof/ -o %t.promo.gen.ll -emit-llvm -S -O2 %s +// RUN: cat %t.promo.gen.ll | FileCheck --check-prefix=PROMO %s +// RUN: %run %t.promo.gen +// RUN: llvm-profdata merge -o %t.promo.profdata %t.promo.prof/ +// RUN: llvm-profdata show --counts --all-functions %t.promo.profdata > %t.promo.dump +// RUN: %clang_pgogen=%t.nopromo.prof/ -mllvm -do-counter-promotion=false -o %t.nopromo.gen -O2 %s +// RUN: %clang_pgogen=%t.nopromo.prof/ -mllvm -do-counter-promotion=false -o %t.nopromo.gen.ll -emit-llvm -S -O2 %s +// RUN: cat %t.nopromo.gen.ll | FileCheck --check-prefix=NOPROMO %s +// RUN: %run %t.nopromo.gen +// RUN: llvm-profdata merge -o %t.nopromo.profdata %t.nopromo.prof/ +// RUN: llvm-profdata show --counts --all-functions %t.nopromo.profdata > %t.nopromo.dump +// RUN: diff %t.promo.profdata %t.nopromo.profdata +int g; +__attribute__((noinline)) void bar(int i) { g += i; } +__attribute__((noinline)) void foo(int n, int N) { +// PROMO-LABEL: @foo +// PROMO: load{{.*}}@__profc_foo{{.*}} 0){{.*}} +// PROMO-NEXT: add +// PROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 0){{.*}} +// PROMO-NEXT: load{{.*}}@__profc_foo{{.*}} 1){{.*}} +// PROMO-NEXT: add +// PROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 1){{.*}} +// PROMO-NEXT: load{{.*}}@__profc_foo{{.*}} 2){{.*}} +// PROMO-NEXT: add +// PROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 2){{.*}} +// +// NOPROMO-LABEL: @foo +// NOPROMO: load{{.*}}@__profc_foo{{.*}} 0){{.*}} +// NOPROMO-NEXT: add +// NOPROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 0){{.*}} +// NOPROMO: load{{.*}}@__profc_foo{{.*}} 1){{.*}} +// NOPROMO-NEXT: add +// NOPROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 1){{.*}} +// NOPROMO: load{{.*}}@__profc_foo{{.*}} 2){{.*}} +// NOPROMO-NEXT: add +// NOPROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 2){{.*}} + int i = 0; + while (i < N) { + if (i < n + 1) + bar(1); + else if (i < n - 1) + bar(2); + else + bar(3); + i++; + } +} + +int main() { + foo(10, 20); + return 0; +} |