diff options
Diffstat (limited to 'llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-9.ll')
| -rw-r--r-- | llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-9.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-9.ll b/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-9.ll new file mode 100644 index 00000000000..8741a0cebdc --- /dev/null +++ b/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-9.ll @@ -0,0 +1,21 @@ +; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s +; RUN: opt < %s -passes=rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s + +; CHECK: derived %next base %base_obj + +declare i1 @runtime_value() "gc-leaf-function" + +define void @maybe_GEP(i64 addrspace(1)* %base_obj) gc "statepoint-example" { +entry: + br label %loop + +loop: ; preds = %loop, %entry + %current = phi i64 addrspace(1)* [ %base_obj, %entry ], [ %next, %loop ] + %condition = call i1 @runtime_value() + %maybe_next = getelementptr i64, i64 addrspace(1)* %current, i32 1 + %next = select i1 %condition, i64 addrspace(1)* %maybe_next, i64 addrspace(1)* %current + call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] + br label %loop +} + +declare void @do_safepoint() |
