| ; 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 |
| |
| |
| declare void @site_for_call_safpeoint() |
| |
| ; derived %merged_value base %merged_value.base |
| define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, i64 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, i64 addrspace(1)* [[BASE_OBJ_X:%.*]], i32 1 |
| ; CHECK-NEXT: br label [[MERGE_HERE:%.*]] |
| ; CHECK: bump_here_b: |
| ; CHECK-NEXT: [[X_B:%.*]] = getelementptr i64, i64 addrspace(1)* [[BASE_OBJ_X]], i32 2 |
| ; CHECK-NEXT: br label [[MERGE_HERE]] |
| ; CHECK: merge_here: |
| ; CHECK-NEXT: [[X:%.*]] = phi i64 addrspace(1)* [ [[X_A]], [[BUMP_HERE_A]] ], [ [[X_B]], [[BUMP_HERE_B]] ] |
| ; CHECK-NEXT: br label [[MERGE:%.*]] |
| ; CHECK: there: |
| ; CHECK-NEXT: [[Y:%.*]] = getelementptr i64, i64 addrspace(1)* [[BASE_OBJ_Y:%.*]], i32 1 |
| ; CHECK-NEXT: br label [[MERGE]] |
| ; CHECK: merge: |
| ; CHECK-NEXT: [[MERGED_VALUE_BASE:%.*]] = phi i64 addrspace(1)* [ [[BASE_OBJ_X]], [[MERGE_HERE]] ], [ [[BASE_OBJ_Y]], [[THERE]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[MERGED_VALUE:%.*]] = phi i64 addrspace(1)* [ [[X]], [[MERGE_HERE]] ], [ [[Y]], [[THERE]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, 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"(i64 addrspace(1)* [[MERGED_VALUE]], i64 addrspace(1)* [[MERGED_VALUE_BASE]]) ] |
| ; 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: [[MERGED_VALUE_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[MERGED_VALUE_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[MERGED_VALUE_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: ret i64 addrspace(1)* [[MERGED_VALUE_RELOCATED_CASTED]] |
| ; |
| 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, i64 addrspace(1)* %base_obj_x, i32 1 |
| br label %merge_here |
| |
| bump_here_b: ; preds = %here |
| %x_b = getelementptr i64, i64 addrspace(1)* %base_obj_x, i32 2 |
| br label %merge_here |
| |
| merge_here: ; preds = %bump_here_b, %bump_here_a |
| %x = phi i64 addrspace(1)* [ %x_a, %bump_here_a ], [ %x_b, %bump_here_b ] |
| br label %merge |
| |
| there: ; preds = %entry |
| %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1 |
| br label %merge |
| |
| merge: ; preds = %there, %merge_here |
| %merged_value = phi i64 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 i64 addrspace(1)* %merged_value |
| } |
