1 ; RUN: opt %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s 2 3 ; CHECK: derived %merged_value base %merged_value.base 4 5 declare void @site_for_call_safpeoint() 6 7 define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, 8 i64 addrspace(1)* %base_obj_y, i1 %runtime_condition_x, 9 i1 %runtime_condition_y) gc "statepoint-example" { 10 entry: 11 br i1 %runtime_condition_x, label %here, label %there 12 13 here: 14 br i1 %runtime_condition_y, label %bump_here_a, label %bump_here_b 15 16 bump_here_a: 17 %x_a = getelementptr i64, i64 addrspace(1)* %base_obj_x, i32 1 18 br label %merge_here 19 20 bump_here_b: 21 %x_b = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 2 22 br label %merge_here 23 24 25 merge_here: 26 ; CHECK: merge_here: 27 ; CHECK-DAG: %x.base 28 ; CHECK-DAG: phi i64 addrspace(1)* 29 ; CHECK-DAG: [ %base_obj_x, %bump_here_a ] 30 ; CHECK-DAG: [ %base_obj_y, %bump_here_b ] 31 %x = phi i64 addrspace(1)* [ %x_a , %bump_here_a ], [ %x_b , %bump_here_b ] 32 br label %merge 33 34 there: 35 %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1 36 br label %merge 37 38 merge: 39 ; CHECK: merge: 40 ; CHECK-DAG: %merged_value.base 41 ; CHECK-DAG: phi i64 addrspace(1)* 42 ; CHECK-DAG: %merge_here 43 ; CHECK-DAG: [ %base_obj_y, %there ] 44 ; CHECK: %merged_value = phi i64 addrspace(1)* [ %x, %merge_here ], [ %y, %there ] 45 %merged_value = phi i64 addrspace(1)* [ %x, %merge_here ], [ %y, %there ] 46 47 %safepoint_token = call i32 (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @site_for_call_safpeoint, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) 48 ret i64 addrspace(1)* %merged_value 49 } 50 51 declare void @do_safepoint() 52 declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) 53
