diff options
Diffstat (limited to 'clang/test/CodeGenCXX/instr-profile-throws.cpp')
-rw-r--r-- | clang/test/CodeGenCXX/instr-profile-throws.cpp | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/clang/test/CodeGenCXX/instr-profile-throws.cpp b/clang/test/CodeGenCXX/instr-profile-throws.cpp deleted file mode 100644 index d25827c5e00..00000000000 --- a/clang/test/CodeGenCXX/instr-profile-throws.cpp +++ /dev/null @@ -1,76 +0,0 @@ -// Test that instrumentation based profiling feeds branch prediction -// correctly. This tests both generation of profile data and use of the same, -// and the input file for the -fprofile-instr-use case is expected to be result -// of running the program generated by the -fprofile-instr-generate case. As -// such, main() should call every function in this test. - -// FIXME: Don't seek bb labels, like "if.else" -// REQUIRES: asserts - -// RUN: %clangxx %s -o - -emit-llvm -S -fprofile-instr-generate -target %itanium_abi_triple | FileCheck -check-prefix=PGOGEN %s -// RUN: %clangxx %s -o - -emit-llvm -S -fprofile-instr-generate -target %itanium_abi_triple | FileCheck -check-prefix=PGOGEN-EXC %s - -// RUN: %clang %s -o - -emit-llvm -S -fprofile-instr-use=%S/Inputs/instr-profile-throws.profdata -target %itanium_abi_triple | FileCheck -check-prefix=PGOUSE %s -// RUN: %clang %s -o - -emit-llvm -S -fprofile-instr-use=%S/Inputs/instr-profile-throws.profdata -target %itanium_abi_triple | FileCheck -check-prefix=PGOUSE-EXC %s - -// PGOGEN: @[[THC:__llvm_pgo_ctr[0-9]*]] = private global [9 x i64] zeroinitializer -// PGOGEN-EXC: @[[THC:__llvm_pgo_ctr[0-9]*]] = private global [9 x i64] zeroinitializer - -// PGOGEN-LABEL: @_Z6throwsv() -// PGOUSE-LABEL: @_Z6throwsv() -// PGOGEN: store {{.*}} @[[THC]], i64 0, i64 0 -void throws() { - // PGOGEN: store {{.*}} @[[THC]], i64 0, i64 1 - // PGOUSE: br {{.*}} !prof ![[TH1:[0-9]+]] - for (int i = 0; i < 100; ++i) { - try { - // PGOGEN: store {{.*}} @[[THC]], i64 0, i64 3 - // PGOUSE: br {{.*}} !prof ![[TH2:[0-9]+]] - if (i % 3) { - // PGOGEN: store {{.*}} @[[THC]], i64 0, i64 4 - // PGOUSE: br {{.*}} !prof ![[TH3:[0-9]+]] - if (i < 50) - throw 1; - } else { - // The catch block may be emitted after the throw above, we can skip it - // by looking for an else block, but this will break if anyone puts an - // else in the catch - // PGOUSE: if.else{{.*}}: - // PGOGEN: if.else{{.*}}: - - // PGOGEN: store {{.*}} @[[THC]], i64 0, i64 5 - // PGOUSE: br {{.*}} !prof ![[TH4:[0-9]+]] - if (i >= 50) - throw 0; - } - } catch (int e) { - // PGOUSE-EXC: catch{{.*}}: - // PGOGEN-EXC: catch{{.*}}: - - // PGOGEN-EXC: store {{.*}} @[[THC]], i64 0, i64 6 - // PGOGEN-EXC: store {{.*}} @[[THC]], i64 0, i64 7 - // PGOUSE-EXC: br {{.*}} !prof ![[TH5:[0-9]+]] - if (e) {} - } - // PGOGEN: store {{.*}} @[[THC]], i64 0, i64 2 - - // PGOGEN: store {{.*}} @[[THC]], i64 0, i64 8 - // PGOUSE: br {{.*}} !prof ![[TH6:[0-9]+]] - if (i < 100) {} - } - - // PGOUSE-NOT: br {{.*}} !prof ![0-9]+ - // PGOUSE: ret void -} - -// PGOUSE-DAG: ![[TH1]] = metadata !{metadata !"branch_weights", i32 101, i32 2} -// PGOUSE-DAG: ![[TH2]] = metadata !{metadata !"branch_weights", i32 67, i32 35} -// PGOUSE-DAG: ![[TH3]] = metadata !{metadata !"branch_weights", i32 34, i32 34} -// PGOUSE-DAG: ![[TH4]] = metadata !{metadata !"branch_weights", i32 18, i32 18} -// PGOUSE-EXC: ![[TH5]] = metadata !{metadata !"branch_weights", i32 34, i32 18} -// PGOUSE-DAG: ![[TH6]] = metadata !{metadata !"branch_weights", i32 101, i32 1} - -int main(int argc, const char *argv[]) { - throws(); - return 0; -} |