| ; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s | |
| ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s | |
| declare i1 @runtime_value() "gc-leaf-function" | |
| 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: ; preds = %merge, %entry | |
| %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: ; preds = %loop | |
| br label %merge | |
| false: ; preds = %loop | |
| br label %merge | |
| merge: ; preds = %false, %true | |
| %next = phi i64 addrspace(1)* [ %next_x, %true ], [ %next_y, %false ] | |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] | |
| br label %loop | |
| } | |
| ; 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 |