; 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 @site_for_call_safpeoint() ; derived %merged_value base %merged_value.base define ptr addrspace(1) @test(ptr addrspace(1) %base_obj_x, ptr addrspace(1) %base_obj_y, i1 %runtime_condition_x, i1 %runtime_condition_y) gc "statepoint-example" { ; CHECK-LABEL: @test( ; CHECK-NEXT: entry: ; CHECK-NEXT: br i1 [[RUNTIME_CONDITION_X:%.*]], label [[HERE:%.*]], label [[THERE:%.*]] ; CHECK: here: ; CHECK-NEXT: br i1 [[RUNTIME_CONDITION_Y:%.*]], label [[BUMP_HERE_A:%.*]], label [[BUMP_HERE_B:%.*]] ; CHECK: bump_here_a: ; CHECK-NEXT: [[X_A:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ_X:%.*]], i32 1 ; CHECK-NEXT: br label [[MERGE_HERE:%.*]] ; CHECK: bump_here_b: ; CHECK-NEXT: [[X_B:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ_X]], i32 2 ; CHECK-NEXT: br label [[MERGE_HERE]] ; CHECK: merge_here: ; CHECK-NEXT: [[X:%.*]] = phi ptr addrspace(1) [ [[X_A]], [[BUMP_HERE_A]] ], [ [[X_B]], [[BUMP_HERE_B]] ] ; CHECK-NEXT: br label [[MERGE:%.*]] ; CHECK: there: ; CHECK-NEXT: [[Y:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ_Y:%.*]], i32 1 ; CHECK-NEXT: br label [[MERGE]] ; CHECK: merge: ; CHECK-NEXT: [[MERGED_VALUE_BASE:%.*]] = phi ptr addrspace(1) [ [[BASE_OBJ_X]], [[MERGE_HERE]] ], [ [[BASE_OBJ_Y]], [[THERE]] ], !is_base_value !0 ; CHECK-NEXT: [[MERGED_VALUE:%.*]] = phi ptr addrspace(1) [ [[X]], [[MERGE_HERE]] ], [ [[Y]], [[THERE]] ] ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @site_for_call_safpeoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[MERGED_VALUE]], ptr addrspace(1) [[MERGED_VALUE_BASE]]) ] ; CHECK-NEXT: [[MERGED_VALUE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0) ; CHECK-NEXT: [[MERGED_VALUE_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1) ; CHECK-NEXT: ret ptr addrspace(1) [[MERGED_VALUE_RELOCATED]] ; entry: br i1 %runtime_condition_x, label %here, label %there here: ; preds = %entry br i1 %runtime_condition_y, label %bump_here_a, label %bump_here_b bump_here_a: ; preds = %here %x_a = getelementptr i64, ptr addrspace(1) %base_obj_x, i32 1 br label %merge_here bump_here_b: ; preds = %here %x_b = getelementptr i64, ptr addrspace(1) %base_obj_x, i32 2 br label %merge_here merge_here: ; preds = %bump_here_b, %bump_here_a %x = phi ptr addrspace(1) [ %x_a, %bump_here_a ], [ %x_b, %bump_here_b ] br label %merge there: ; preds = %entry %y = getelementptr i64, ptr addrspace(1) %base_obj_y, i32 1 br label %merge merge: ; preds = %there, %merge_here %merged_value = phi ptr addrspace(1) [ %x, %merge_here ], [ %y, %there ] call void @site_for_call_safpeoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] ret ptr addrspace(1) %merged_value }