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Diffstat (limited to 'test/Transforms/RewriteStatepointsForGC/base-pointers-1.ll')
| -rw-r--r-- | test/Transforms/RewriteStatepointsForGC/base-pointers-1.ll | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/Transforms/RewriteStatepointsForGC/base-pointers-1.ll b/test/Transforms/RewriteStatepointsForGC/base-pointers-1.ll new file mode 100644 index 0000000..d026d50 --- /dev/null +++ b/test/Transforms/RewriteStatepointsForGC/base-pointers-1.ll @@ -0,0 +1,28 @@ +; RUN: opt %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s + +; CHECK: derived %merged_value base %base_phi + +declare void @site_for_call_safpeoint() + +define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y, i1 %runtime_condition) gc "statepoint-example" { +entry: + br i1 %runtime_condition, label %here, label %there + +here: + %x = getelementptr i64, i64 addrspace(1)* %base_obj_x, i32 1 + br label %merge + +there: + %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1 + br label %merge + +merge: +; CHECK-LABEL: merge: +; CHECK: %base_phi = phi i64 addrspace(1)* [ %base_obj_x, %here ], [ %base_obj_y, %there ] + %merged_value = phi i64 addrspace(1)* [ %x, %here ], [ %y, %there ] + %safepoint_token = call i32 (void ()*, i32, i32, ...)* @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @site_for_call_safpeoint, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) + ret i64 addrspace(1)* %merged_value +} + +declare void @foo() +declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()*, i32, i32, ...) |