You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
2.3 KiB
60 lines
2.3 KiB
4 months ago
|
// RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-captured.c %s -o - -emit-llvm -fprofile-instrument=clang | FileCheck -check-prefix=PGOGEN -check-prefix=PGOALL %s
|
||
|
|
|
||
|
|
// RUN: llvm-profdata merge %S/Inputs/c-captured.proftext -o %t.profdata
|
||
|
|
// RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name c-captured.c %s -o - -emit-llvm -fprofile-instrument-use-path=%t.profdata | FileCheck -check-prefix=PGOUSE -check-prefix=PGOALL %s
|
||
|
|
|
||
|
|
// PGOGEN: @[[DCC:__profc_debug_captured]] = private global [3 x i64] zeroinitializer
|
||
|
|
// PGOGEN: @[[CSC:__profc_c_captured.c___captured_stmt]] = private global [2 x i64] zeroinitializer
|
||
|
|
// PGOGEN: @[[C1C:__profc_c_captured.c___captured_stmt.1]] = private global [3 x i64] zeroinitializer
|
||
|
|
|
||
|
|
// PGOALL-LABEL: define void @debug_captured()
|
||
|
|
// PGOGEN: store {{.*}} @[[DCC]], i64 0, i64 0
|
||
|
|
void debug_captured() {
|
||
|
|
int x = 10;
|
||
|
|
|
||
|
|
// Check both debug_captured counters, so we can do this all in one pass
|
||
|
|
// PGOGEN: store {{.*}} @[[DCC]], i64 0, i64 1
|
||
|
|
// PGOUSE: br {{.*}} !prof ![[DC1:[0-9]+]]
|
||
|
|
// PGOGEN: store {{.*}} @[[DCC]], i64 0, i64 2
|
||
|
|
// PGOUSE: br {{.*}} !prof ![[DC2:[0-9]+]]
|
||
|
|
// PGOALL: ret
|
||
|
|
|
||
|
|
// PGOALL-LABEL: define internal void @__captured_stmt(
|
||
|
|
// PGOGEN: store {{.*}} @[[CSC]], i64 0, i64 0
|
||
|
|
#pragma clang __debug captured
|
||
|
|
{
|
||
|
|
// PGOGEN: store {{.*}} @[[CSC]], i64 0, i64 1
|
||
|
|
// PGOUSE: br {{.*}} !prof ![[CS1:[0-9]+]]
|
||
|
|
if (x) {}
|
||
|
|
// PGOALL: ret
|
||
|
|
}
|
||
|
|
|
||
|
|
if (x) {} // This is DC1. Checked above.
|
||
|
|
|
||
|
|
// PGOALL-LABEL: define internal void @__captured_stmt.1(
|
||
|
|
// PGOGEN: store {{.*}} @[[C1C]], i64 0, i64 0
|
||
|
|
#pragma clang __debug captured
|
||
|
|
{
|
||
|
|
// PGOGEN: store {{.*}} @[[C1C]], i64 0, i64 1
|
||
|
|
// PGOUSE: br {{.*}} !prof ![[C11:[0-9]+]]
|
||
|
|
for (int i = 0; i < x; ++i) {}
|
||
|
|
// PGOGEN: store {{.*}} @[[C1C]], i64 0, i64 2
|
||
|
|
// PGOUSE: br {{.*}} !prof ![[C12:[0-9]+]]
|
||
|
|
if (x) {}
|
||
|
|
// PGOALL: ret
|
||
|
|
}
|
||
|
|
|
||
|
|
if (x) {} // This is DC2. Checked above.
|
||
|
|
}
|
||
|
|
|
||
|
|
// PGOUSE-DAG: ![[DC1]] = !{!"branch_weights", i32 2, i32 1}
|
||
|
|
// PGOUSE-DAG: ![[DC2]] = !{!"branch_weights", i32 2, i32 1}
|
||
|
|
// PGOUSE-DAG: ![[CS1]] = !{!"branch_weights", i32 2, i32 1}
|
||
|
|
// PGOUSE-DAG: ![[C11]] = !{!"branch_weights", i32 11, i32 2}
|
||
|
|
// PGOUSE-DAG: ![[C12]] = !{!"branch_weights", i32 2, i32 1}
|
||
|
|
|
||
|
|
int main(int argc, const char *argv[]) {
|
||
|
|
debug_captured();
|
||
|
|
return 0;
|
||
|
|
}
|