| ; RUN: opt %s -S -place-safepoints | FileCheck %s |
| |
| declare i64 addrspace(1)* @"some_call"(i64 addrspace(1)*) |
| declare i32 @"personality_function"() |
| |
| define i64 addrspace(1)* @test_basic(i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1) gc "statepoint-example" { |
| ; CHECK-LABEL: entry: |
| entry: |
| ; CHECK: invoke |
| ; CHECK: statepoint |
| ; CHECK: some_call |
| %ret_val = invoke i64 addrspace(1)* @"some_call"(i64 addrspace(1)* %obj) |
| to label %normal_return unwind label %exceptional_return |
| |
| ; CHECK-LABEL: normal_return: |
| ; CHECK: gc.result |
| ; CHECK: ret i64 |
| |
| normal_return: |
| ret i64 addrspace(1)* %ret_val |
| |
| ; CHECK-LABEL: exceptional_return: |
| ; CHECK: landingpad |
| ; CHECK: ret i64 |
| |
| exceptional_return: |
| %landing_pad4 = landingpad {i8*, i32} personality i32 ()* @"personality_function" |
| cleanup |
| ret i64 addrspace(1)* %obj1 |
| } |
| |
| define i64 addrspace(1)* @test_two_invokes(i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1) gc "statepoint-example" { |
| ; CHECK-LABEL: entry: |
| entry: |
| ; CHECK: invoke |
| ; CHECK: statepoint |
| ; CHECK: some_call |
| %ret_val1 = invoke i64 addrspace(1)* @"some_call"(i64 addrspace(1)* %obj) |
| to label %second_invoke unwind label %exceptional_return |
| |
| ; CHECK-LABEL: second_invoke: |
| second_invoke: |
| ; CHECK: invoke |
| ; CHECK: statepoint |
| ; CHECK: some_call |
| %ret_val2 = invoke i64 addrspace(1)* @"some_call"(i64 addrspace(1)* %ret_val1) |
| to label %normal_return unwind label %exceptional_return |
| |
| ; CHECK-LABEL: normal_return: |
| normal_return: |
| ; CHECK: gc.result |
| ; CHECK: ret i64 |
| ret i64 addrspace(1)* %ret_val2 |
| |
| ; CHECK: exceptional_return: |
| ; CHECK: ret i64 |
| |
| exceptional_return: |
| %landing_pad4 = landingpad {i8*, i32} personality i32 ()* @"personality_function" |
| cleanup |
| ret i64 addrspace(1)* %obj1 |
| } |
| |
| define i64 addrspace(1)* @test_phi_node(i1 %cond, i64 addrspace(1)* %obj) gc "statepoint-example" { |
| ; CHECK-LABEL: @test_phi_node |
| ; CHECK-LABEL: entry: |
| entry: |
| br i1 %cond, label %left, label %right |
| |
| left: |
| %ret_val_left = invoke i64 addrspace(1)* @"some_call"(i64 addrspace(1)* %obj) |
| to label %merge unwind label %exceptional_return |
| |
| right: |
| %ret_val_right = invoke i64 addrspace(1)* @"some_call"(i64 addrspace(1)* %obj) |
| to label %merge unwind label %exceptional_return |
| |
| ; CHECK: merge[[A:[0-9]]]: |
| ; CHECK: gc.result |
| ; CHECK: br label %[[with_phi:merge[0-9]*]] |
| |
| ; CHECK: merge[[B:[0-9]]]: |
| ; CHECK: gc.result |
| ; CHECK: br label %[[with_phi]] |
| |
| ; CHECK: [[with_phi]]: |
| ; CHECK: phi |
| ; CHECK: ret i64 addrspace(1)* %ret_val |
| merge: |
| %ret_val = phi i64 addrspace(1)* [%ret_val_left, %left], [%ret_val_right, %right] |
| ret i64 addrspace(1)* %ret_val |
| |
| ; CHECK-LABEL: exceptional_return: |
| ; CHECK: ret i64 addrspace(1)* |
| |
| exceptional_return: |
| %landing_pad4 = landingpad {i8*, i32} personality i32 ()* @"personality_function" |
| cleanup |
| ret i64 addrspace(1)* %obj |
| } |
| |
| declare void @do_safepoint() |
| define void @gc.safepoint_poll() { |
| ; CHECK-LABEL: gc.safepoint_poll |
| ; CHECK-LABEL: entry |
| ; CHECK-NEXT: do_safepoint |
| ; CHECK-NEXT: ret void |
| entry: |
| call void @do_safepoint() |
| ret void |
| } |