| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s |
| ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s |
| |
| ; derived %merged_value base %base_obj |
| define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj, i1 %runtime_condition) gc "statepoint-example" { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 [[RUNTIME_CONDITION:%.*]], label [[MERGE:%.*]], label [[THERE:%.*]] |
| ; CHECK: there: |
| ; CHECK-NEXT: [[DERIVED_OBJ:%.*]] = getelementptr i64, i64 addrspace(1)* [[BASE_OBJ:%.*]], i32 1 |
| ; CHECK-NEXT: br label [[MERGE]] |
| ; CHECK: merge: |
| ; CHECK-NEXT: [[MERGED_VALUE:%.*]] = phi i64 addrspace(1)* [ [[BASE_OBJ]], [[ENTRY:%.*]] ], [ [[DERIVED_OBJ]], [[THERE]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[MERGED_VALUE]], i64 addrspace(1)* [[BASE_OBJ]]) ] |
| ; CHECK-NEXT: [[MERGED_VALUE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[MERGED_VALUE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[MERGED_VALUE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[BASE_OBJ_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[BASE_OBJ_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BASE_OBJ_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: ret i64 addrspace(1)* [[MERGED_VALUE_RELOCATED_CASTED]] |
| ; |
| entry: |
| br i1 %runtime_condition, label %merge, label %there |
| |
| there: ; preds = %entry |
| %derived_obj = getelementptr i64, i64 addrspace(1)* %base_obj, i32 1 |
| br label %merge |
| |
| merge: ; preds = %there, %entry |
| %merged_value = phi i64 addrspace(1)* [ %base_obj, %entry ], [ %derived_obj, %there ] |
| call void @foo() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| ret i64 addrspace(1)* %merged_value |
| } |
| |
| declare void @foo() |
