| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s |
| |
| |
| declare void @do_safepoint() |
| |
| ; derived %next base %base_obj |
| define void @test(ptr addrspace(1) %base_obj) gc "statepoint-example" { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OBJ:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ:%.*]], i32 1 |
| ; CHECK-NEXT: br label [[LOOP:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[DOT0:%.*]] = phi ptr addrspace(1) [ [[BASE_OBJ]], [[ENTRY:%.*]] ], [ [[BASE_OBJ_RELOCATED_CASTED:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[CURRENT:%.*]] = phi ptr addrspace(1) [ [[OBJ]], [[ENTRY]] ], [ [[NEXT_RELOCATED_CASTED:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[NEXT:%.*]] = getelementptr i64, ptr addrspace(1) [[CURRENT]], i32 1 |
| ; 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]]) ] |
| ; CHECK-NEXT: [[NEXT_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[BASE_OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: br label [[LOOP]] |
| ; |
| entry: |
| %obj = getelementptr i64, ptr addrspace(1) %base_obj, i32 1 |
| br label %loop |
| |
| loop: ; preds = %loop, %entry |
| %current = phi ptr addrspace(1) [ %obj, %entry ], [ %next, %loop ] |
| %next = getelementptr i64, ptr addrspace(1) %current, i32 1 |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| br label %loop |
| } |
