From 2fcf673c96acdee2699f8d6cad5c763534c8d82a Mon Sep 17 00:00:00 2001
From: Xinliang David Li <davidxl@google.com>
Date: Mon, 18 Dec 2017 17:56:42 +0000
Subject: [PGO] Test case changes for D41059

Differential Revision: http://reviews.llvm.org/D41059


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@320999 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/profile/Linux/counter_promo_for.c |  8 ++++----
 test/profile/infinite_loop.c           |  4 ++--
 test/profile/runtime_infinite.c        | 36 ++++++++++++++++++++++++++++++++++
 3 files changed, 42 insertions(+), 6 deletions(-)
 create mode 100644 test/profile/runtime_infinite.c

diff --git a/test/profile/Linux/counter_promo_for.c b/test/profile/Linux/counter_promo_for.c
index 313964669..a331f00ad 100644
--- a/test/profile/Linux/counter_promo_for.c
+++ b/test/profile/Linux/counter_promo_for.c
@@ -19,18 +19,18 @@ __attribute__((noinline)) void bar(int i) { g += i; }
 
 __attribute__((noinline)) void foo(int n, int N) {
 // PROMO-LABEL: @foo
+// PROMO: load{{.*}}@__profc_foo{{.*}} 3){{.*}}
+// PROMO-NEXT: add
+// PROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 3){{.*}}
 // 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: load{{.*}}@__profc_foo{{.*}} 2){{.*}}
 // PROMO-NEXT: add
 // PROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 2){{.*}}
-// PROMO: load{{.*}}@__profc_foo{{.*}} 3){{.*}}
-// PROMO-NEXT: add
-// PROMO-NEXT: store{{.*}}@__profc_foo{{.*}} 3){{.*}}
 //
 // NOPROMO-LABEL: @foo
 // NOPROMO: load{{.*}}@__profc_foo{{.*}} 0){{.*}}
diff --git a/test/profile/infinite_loop.c b/test/profile/infinite_loop.c
index 883d7e6da..0e3981c71 100644
--- a/test/profile/infinite_loop.c
+++ b/test/profile/infinite_loop.c
@@ -23,8 +23,8 @@ int main()
 // CHECK: Counters:
 // CHECK-NEXT:  main:
 // CHECK-NEXT:    Hash: {{.*}}
-// CHECK-NEXT:    Counters: 1
-// CHECK-NEXT:    Block counts: [1000]
+// CHECK-NEXT:    Counters: 2
+// CHECK-NEXT:    Block counts: [1000, 1]
 
 
 
diff --git a/test/profile/runtime_infinite.c b/test/profile/runtime_infinite.c
new file mode 100644
index 000000000..b55f5e275
--- /dev/null
+++ b/test/profile/runtime_infinite.c
@@ -0,0 +1,36 @@
+// The waiting loop never exits via the normal
+// path before the profile is dumped and the
+// program is terminated. This tests checks
+// that the entry of main is properly instrumented
+// and has non-zero count.
+
+// RUN: %clang_pgogen -mllvm -do-counter-promotion=false -O2 -o %t %s
+// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t
+// RUN: llvm-profdata show -function main -counts  %t.profraw| FileCheck  %s
+void exit(int);
+
+int __llvm_profile_dump(void);
+void __llvm_profile_reset_counters(void);
+
+int g = 0;
+__attribute__((noinline)) void doSth() {
+  g++;
+
+  if (g > 10000) {
+    // dump profile and exit;
+    __llvm_profile_dump();
+    exit(0);
+  }
+}
+int errorcode = 0;
+int noerror() { return (errorcode == 0); }
+
+int main(int argc, const char *argv[]) {
+  //  waiting_loop
+  while (noerror()) {
+    doSth();
+  }
+}
+
+// CHECK-LABEL: main
+// CHECK: [10001, 1]
-- 
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