1 files changed, 79 insertions, 0 deletions
diff --git a/test/profile/Linux/instrprof-value-merge.c b/test/profile/Linux/instrprof-value-merge.c
new file mode 100644
index 0000000000000..902430a4a9686
--- /dev/null
+++ b/test/profile/Linux/instrprof-value-merge.c
@@ -0,0 +1,79 @@
+// RUN: %clang_pgogen -o %t -O3 %s
+// RUN: rm -rf %t.profdir
+// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t
+// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t
+// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t
+// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t 1
+// RUN: env LLVM_PROFILE_FILE=%t.profdir/default_%m.profraw %run %t 1
+// RUN: llvm-profdata show -counts -function=main -ic-targets -memop-sizes %t.profdir/default_*.profraw | FileCheck %s
+
+#include <string.h>
+
+void (*f0)();
+void (*f1)();
+void (*f2)();
+
+char dst[200];
+char src[200];
+volatile int n;
+
+__attribute__((noinline)) void foo() {}
+
+__attribute__((noinline)) void bar() {
+  f0 = foo;
+  f1 = foo;
+  f2 = foo;
+  n = 4;
+}
+int main(int argc, char *argv[]) {
+  int i;
+  bar();
+  if (argc == 1) {
+    f0();
+    for (i = 0; i < 9; i++)
+      f1();
+    for (i = 0; i < 99; i++)
+      f2();
+  } else {
+    memcpy((void *)dst, (void *)src, n);
+    for (i = 0; i < 6; i++)
+      memcpy((void *)(dst + 2), (void *)src, n + 1);
+    for (i = 0; i < 66; i++)
+      memcpy((void *)(dst + 9), (void *)src, n + 2);
+  }
+}
+
+// CHECK: Counters:
+// CHECK:   main:
+// CHECK:     Hash: 0x00030012a7ab6e87
+// CHECK:     Counters: 6
+// CHECK:     Indirect Call Site Count: 3
+// CHECK:     Number of Memory Intrinsics Calls: 3
+// CHECK:     Block counts: [27, 297, 12, 132, 3, 2]
+// CHECK:     Indirect Target Results:
+// CHECK:         [ 0, foo, 3 ]
+// CHECK:         [ 1, foo, 27 ]
+// CHECK:         [ 2, foo, 297 ]
+// CHECK:     Memory Intrinsic Size Results:
+// CHECK:         [ 0, 4, 2 ]
+// CHECK:         [ 1, 5, 12 ]
+// CHECK:         [ 2, 6, 132 ]
+// CHECK: Instrumentation level: IR
+// CHECK: Functions shown: 1
+// CHECK: Total functions: 3
+// CHECK: Maximum function count: 327
+// CHECK: Maximum internal block count: 297
+// CHECK: Statistics for indirect call sites profile:
+// CHECK:   Total number of sites: 3
+// CHECK:   Total number of sites with values: 3
+// CHECK:   Total number of profiled values: 3
+// CHECK:   Value sites histogram:
+// CHECK:         NumTargets, SiteCount
+// CHECK:         1, 3
+// CHECK: Statistics for memory intrinsic calls sizes profile:
+// CHECK:   Total number of sites: 3
+// CHECK:   Total number of sites with values: 3
+// CHECK:   Total number of profiled values: 3
+// CHECK:   Value sites histogram:
+// CHECK:         NumTargets, SiteCount
+// CHECK:         1, 3