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Diffstat (limited to 'test/Transforms/RewriteStatepointsForGC/base-pointers-10.ll')
| -rw-r--r-- | test/Transforms/RewriteStatepointsForGC/base-pointers-10.ll | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/test/Transforms/RewriteStatepointsForGC/base-pointers-10.ll b/test/Transforms/RewriteStatepointsForGC/base-pointers-10.ll new file mode 100644 index 0000000..6f02056 --- /dev/null +++ b/test/Transforms/RewriteStatepointsForGC/base-pointers-10.ll @@ -0,0 +1,37 @@ +; RUN: opt %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s + +; CHECK: derived %next_x base %base_obj_x +; CHECK: derived %next_y base %base_obj_y +; CHECK: derived %next base %base_phi + +declare i1 @runtime_value() +declare void @do_safepoint() + +define void @select_of_phi(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y) gc "statepoint-example" { +entry: + br label %loop + +loop: + %current_x = phi i64 addrspace(1)* [ %base_obj_x , %entry ], [ %next_x, %merge ] + %current_y = phi i64 addrspace(1)* [ %base_obj_y , %entry ], [ %next_y, %merge ] + %current = phi i64 addrspace(1)* [ null , %entry ], [ %next , %merge ] + + %condition = call i1 @runtime_value() + %next_x = getelementptr i64, i64 addrspace(1)* %current_x, i32 1 + %next_y = getelementptr i64, i64 addrspace(1)* %current_y, i32 1 + + br i1 %condition, label %true, label %false + +true: + br label %merge + +false: + br label %merge + +merge: + %next = phi i64 addrspace(1)* [ %next_x, %true ], [ %next_y, %false ] + %safepoint_token = call i32 (void ()*, i32, i32, ...)* @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @do_safepoint, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + br label %loop +} + +declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()*, i32, i32, ...) |