| ; RUN: opt %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s |
| |
| ; CHECK: Base Pairs (w/o Relocation): |
| ; CHECK-DAG: derived %next base %next.base |
| ; CHECK-DAG: derived %next_x base %base_obj_x |
| ; CHECK-DAG: derived %next_y base %base_obj_y |
| |
| declare i1 @runtime_value() |
| declare void @do_safepoint() |
| |
| define void @select_of_phi(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y) gc "statepoint-example" { |
| entry: |
| br label %loop |
| |
| loop: |
| %current_x = phi i64 addrspace(1)* [ %base_obj_x , %entry ], [ %next_x, %merge ] |
| %current_y = phi i64 addrspace(1)* [ %base_obj_y , %entry ], [ %next_y, %merge ] |
| %current = phi i64 addrspace(1)* [ null , %entry ], [ %next , %merge ] |
| |
| %condition = call i1 @runtime_value() |
| %next_x = getelementptr i64, i64 addrspace(1)* %current_x, i32 1 |
| %next_y = getelementptr i64, i64 addrspace(1)* %current_y, i32 1 |
| |
| br i1 %condition, label %true, label %false |
| |
| true: |
| br label %merge |
| |
| false: |
| br label %merge |
| |
| merge: |
| %next = phi i64 addrspace(1)* [ %next_x, %true ], [ %next_y, %false ] |
| %safepoint_token = call i32 (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0) |
| br label %loop |
| } |
| |
| declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) |
