[compiler-rt] r272375 - [profile] add profile path tests for shared lib

[Xinliang David Li via llvm-commits]

Author: davidxl
Date: Fri Jun 10 01:14:17 2016
New Revision: 272375

URL: http://llvm.org/viewvc/llvm-project?rev=272375&view=rev
Log:
[profile] add profile path tests for shared lib

Test that __llvm_profile_set_filename invoked in
main program is 'visible' to shared lib (overriding
shared libary's profile path set on command line)

Modified:
    compiler-rt/trunk/test/profile/instrprof-set-filename.c

Modified: compiler-rt/trunk/test/profile/instrprof-set-filename.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/instrprof-set-filename.c?rev=272375&r1=272374&r2=272375&view=diff
==============================================================================
--- compiler-rt/trunk/test/profile/instrprof-set-filename.c (original)
+++ compiler-rt/trunk/test/profile/instrprof-set-filename.c Fri Jun 10 01:14:17 2016
@@ -35,7 +35,16 @@
 // RUN: %clang_profuse=%t.env.profdata -o - -S -emit-llvm %s | FileCheck %s
 // RUN: rm %t.env.profraw
 // RUN: rm %t.env.profdata
+// 6. Test that __llvm_profile_set_filename is honored by shared libary too.
+// RUN: mkdir -p %t.d
+// RUN: %clang -fprofile-instr-generate=%t.shared.profraw -fPIC -shared -o %t.d/t.shared %S/Inputs/instrprof-dlopen-func.c
+// RUN: %clang_profgen -DCALL_SHARED -o %t.m -O3 -rpath %t.d %t.d/t.shared %s  
+// RUN: %run %t.m %t.main.profraw
+// RUN: llvm-profdata show %t.main.profraw | FileCheck --check-prefix=SHARED %s
 
+#ifdef CALL_SHARED
+extern void func(int);
+#endif
 void __llvm_profile_set_filename(const char *);
 int main(int argc, const char *argv[]) {
   // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !prof ![[PD1:[0-9]+]]
@@ -44,6 +53,11 @@ int main(int argc, const char *argv[]) {
 #ifndef NO_API
   __llvm_profile_set_filename(argv[1]);
 #endif
+
+#ifdef CALL_SHARED
+  func(1);
+#endif
   return 0;
 }
 // CHECK: ![[PD1]] = !{!"branch_weights", i32 1, i32 2}
+// SHARED: Total functions: 2