1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s 3 4declare i1 @runtime_value() "gc-leaf-function" 5 6; derived %next base %base_obj 7define void @maybe_GEP(ptr addrspace(1) %base_obj) gc "statepoint-example" { 8; CHECK-LABEL: @maybe_GEP( 9; CHECK-NEXT: entry: 10; CHECK-NEXT: br label [[LOOP:%.*]] 11; CHECK: loop: 12; CHECK-NEXT: [[DOT0:%.*]] = phi ptr addrspace(1) [ [[BASE_OBJ:%.*]], [[ENTRY:%.*]] ], [ [[BASE_OBJ_RELOCATED_CASTED:%.*]], [[LOOP]] ] 13; CHECK-NEXT: [[CURRENT:%.*]] = phi ptr addrspace(1) [ [[BASE_OBJ]], [[ENTRY]] ], [ [[NEXT_RELOCATED_CASTED:%.*]], [[LOOP]] ] 14; CHECK-NEXT: [[CONDITION:%.*]] = call i1 @runtime_value() 15; CHECK-NEXT: [[MAYBE_NEXT:%.*]] = getelementptr i64, ptr addrspace(1) [[CURRENT]], i32 1 16; CHECK-NEXT: [[NEXT:%.*]] = select i1 [[CONDITION]], ptr addrspace(1) [[MAYBE_NEXT]], ptr addrspace(1) [[CURRENT]] 17; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[NEXT]], ptr addrspace(1) [[DOT0]]) ] 18; CHECK-NEXT: [[NEXT_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0) 19; CHECK-NEXT: [[BASE_OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1) 20; CHECK-NEXT: br label [[LOOP]] 21; 22entry: 23 br label %loop 24 25loop: ; preds = %loop, %entry 26 %current = phi ptr addrspace(1) [ %base_obj, %entry ], [ %next, %loop ] 27 %condition = call i1 @runtime_value() 28 %maybe_next = getelementptr i64, ptr addrspace(1) %current, i32 1 29 %next = select i1 %condition, ptr addrspace(1) %maybe_next, ptr addrspace(1) %current 30 call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] 31 br label %loop 32} 33 34declare void @do_safepoint() 35