am 31195f0b: Merge "Update aosp/master llvm for rebase to r233350"

* commit '31195f0bdca6ee2a5e72d07edf13e1d81206d949':
  Update aosp/master llvm for rebase to r233350

1 files changed, 50 insertions, 0 deletions

diff --git a/test/tools/gold/opt-level.ll b/test/tools/gold/opt-level.ll
new file mode 100644
index 0000000..3deb0af
--- /dev/null
+++ b/test/tools/gold/opt-level.ll
@@ -0,0 +1,50 @@
+; RUN: llvm-as -o %t.bc %s
+; RUN: %gold -plugin %llvmshlibdir/LLVMgold.so -plugin-opt=save-temps \
+; RUN:    -plugin-opt=O0 -r -o %t.o %t.bc
+; RUN: llvm-dis < %t.o.opt.bc -o - | FileCheck --check-prefix=CHECK-O0 %s
+; RUN: %gold -plugin %llvmshlibdir/LLVMgold.so -plugin-opt=save-temps \
+; RUN:    -plugin-opt=O1 -r -o %t.o %t.bc
+; RUN: llvm-dis < %t.o.opt.bc -o - | FileCheck --check-prefix=CHECK-O1 %s
+; RUN: %gold -plugin %llvmshlibdir/LLVMgold.so -plugin-opt=save-temps \
+; RUN:    -plugin-opt=O2 -r -o %t.o %t.bc
+; RUN: llvm-dis < %t.o.opt.bc -o - | FileCheck --check-prefix=CHECK-O2 %s
+
+; CHECK-O0: define internal void @foo(
+; CHECK-O1: define internal void @foo(
+; CHECK-O2-NOT: define internal void @foo(
+define internal void @foo() {
+  ret void
+}
+
+; CHECK-O0: define internal i32 @bar(
+; CHECK-O1: define internal i32 @bar(
+define internal i32 @bar(i1 %p) {
+  br i1 %p, label %t, label %f
+
+t:
+  br label %end
+
+f:
+  br label %end
+
+end:
+  ; CHECK-O0: phi
+  ; CHECK-O1: select
+  %r = phi i32 [ 1, %t ], [ 2, %f ]
+  ret i32 %r
+}
+
+define void @baz() {
+  call void @foo()
+  %c = call i32 @bar(i1 true)
+  ret void
+}
+
+@a = constant i32 1
+
+!0 = !{!"bitset1", i32* @a, i32 0}
+
+; CHECK-O0-NOT: llvm.bitsets
+; CHECK-O1-NOT: llvm.bitsets
+; CHECK-O2-NOT: llvm.bitsets
+!llvm.bitsets = !{ !0 }