| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs |
| ; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s |
| |
| ; Make sure that we outline safely from functions with no return instructions. |
| |
| ; The code extractor will insert return instructions in the outer function |
| ; due to assumptions about the contents of the outlined region. |
| |
| define void @f1() { |
| bb: |
| br label %bb1 |
| bb1: |
| br label %bb1 |
| } |
| |
| define void @f2() { |
| bb: |
| br label %bb1 |
| bb1: |
| br label %bb1 |
| } |
| |
| define void @f3() { |
| bb: |
| br label %bb1 |
| bb1: |
| br label %bb1 |
| } |
| ; CHECK-LABEL: @f1( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: call void @outlined_ir_func_0() |
| ; CHECK-NEXT: ret void |
| ; |
| ; |
| ; CHECK-LABEL: @f2( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: call void @outlined_ir_func_0() |
| ; CHECK-NEXT: ret void |
| ; |
| ; |
| ; CHECK-LABEL: @f3( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: call void @outlined_ir_func_0() |
| ; CHECK-NEXT: ret void |
| ; |
| ; |
| ; CHECK-LABEL: define internal void @outlined_ir_func_0( |
| ; CHECK-NEXT: newFuncRoot: |
| ; CHECK-NEXT: br label [[BB_TO_OUTLINE:%.*]] |
| ; CHECK: bb_to_outline: |
| ; CHECK-NEXT: br label [[BB1:%.*]] |
| ; CHECK: bb1: |
| ; CHECK-NEXT: br label [[BB1]] |
| ; |