| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost < %s | FileCheck %s |
| |
| ; This test looks at instances of constants in the different regions. If there |
| ; is a register in the same place as a constant in a similar region of code, we |
| ; do not outline those regions. |
| |
| ; The first function tests that we do not outline with the register is |
| ; seen first, and the second function checks that we do not outline when the |
| ; constant is seen first. |
| |
| define void @function_registers_first(i32 %0, i32 %1, i32 %2) { |
| ; CHECK-LABEL: @function_registers_first( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[TMP0:%.*]], ptr [[A]], i32 [[TMP1:%.*]], ptr [[B]], i32 [[TMP2:%.*]], ptr [[C]]) |
| ; CHECK-NEXT: ret void |
| ; CHECK: next: |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i32 2, ptr [[A]], i32 3, ptr [[B]], i32 4, ptr [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 %0, ptr %a, align 4 |
| store i32 %1, ptr %b, align 4 |
| store i32 %2, ptr %c, align 4 |
| ret void |
| next: |
| store i32 2, ptr %a, align 4 |
| store i32 3, ptr %b, align 4 |
| store i32 4, ptr %c, align 4 |
| ret void |
| } |
| |
| define void @function_with_constants_first(i32 %0, i32 %1, i32 %2) { |
| ; CHECK-LABEL: @function_with_constants_first( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[AL:%.*]] = load i32, ptr [[A]], align 4 |
| ; CHECK-NEXT: [[BL:%.*]] = load i32, ptr [[B]], align 4 |
| ; CHECK-NEXT: [[CL:%.*]] = load i32, ptr [[C]], align 4 |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i32 2, i32 [[AL]], i32 3, i32 [[BL]], i32 4, i32 [[CL]]) |
| ; CHECK-NEXT: ret void |
| ; CHECK: next: |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i32 [[TMP0:%.*]], i32 [[AL]], i32 [[TMP1:%.*]], i32 [[BL]], i32 [[TMP2:%.*]], i32 [[CL]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| %al = load i32, ptr %a |
| %bl = load i32, ptr %b |
| %cl = load i32, ptr %c |
| %3 = add i32 2, %al |
| %4 = add i32 3, %bl |
| %5 = add i32 4, %cl |
| ret void |
| next: |
| %6 = add i32 %0, %al |
| %7 = add i32 %1, %bl |
| %8 = add i32 %2, %cl |
| ret void |
| } |
| |
| ; CHECK: define internal void @outlined_ir_func_0(i32 [[ARG0:%.*]], i32 [[ARG1:%.*]], i32 [[ARG2:%.*]], i32 [[ARG3:%.*]], i32 [[ARG4:%.*]], i32 [[ARG5:%.*]]) |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: add i32 [[ARG0]], [[ARG1]] |
| ; CHECK-NEXT: add i32 [[ARG2]], [[ARG3]] |
| ; CHECK-NEXT: add i32 [[ARG4]], [[ARG5]] |
| |
| ; CHECK: define internal void @outlined_ir_func_1(i32 [[ARG0:%.*]], ptr [[ARG1:%.*]], i32 [[ARG2:%.*]], ptr [[ARG3:%.*]], i32 [[ARG4:%.*]], ptr [[ARG5:%.*]]) |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: store i32 [[ARG0]], ptr [[ARG1]] |
| ; CHECK-NEXT: store i32 [[ARG2]], ptr [[ARG3]] |
| ; CHECK-NEXT: store i32 [[ARG4]], ptr [[ARG5]] |