| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s |
| |
| ; This test checks that commutative instructions where the operands are |
| ; swapped are outlined as the same function. |
| |
| ; It also checks that non-commutative instructions outlined as different |
| ; functions when the operands are swapped; |
| |
| ; These are identical functions, except that in the flipped functions, |
| ; the operands in the adds are commuted. However, since add instructions |
| ; are commutative, we should still outline from all four as the same |
| ; instruction. |
| |
| define void @outline_from_add1() { |
| ; CHECK-LABEL: @outline_from_add1( |
| ; 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_0(i32* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = add i32 %al, %bl |
| %1 = add i32 %al, %cl |
| %2 = add i32 %bl, %cl |
| ret void |
| } |
| |
| define void @outline_from_add2() { |
| ; CHECK-LABEL: @outline_from_add2( |
| ; 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_0(i32* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = add i32 %al, %bl |
| %1 = add i32 %al, %cl |
| %2 = add i32 %bl, %cl |
| ret void |
| } |
| |
| define void @outline_from_flipped_add3() { |
| ; CHECK-LABEL: @outline_from_flipped_add3( |
| ; 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_0(i32* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = add i32 %bl, %al |
| %1 = add i32 %cl, %al |
| %2 = add i32 %cl, %bl |
| ret void |
| } |
| |
| define void @outline_from_flipped_add4() { |
| ; CHECK-LABEL: @outline_from_flipped_add4( |
| ; 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_0(i32* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = add i32 %bl, %al |
| %1 = add i32 %cl, %al |
| %2 = add i32 %cl, %bl |
| ret void |
| } |
| |
| ; These are identical functions, except that in the flipped functions, |
| ; the operands in the subtractions are commuted. Since subtraction |
| ; instructions are not commutative, we should outline the first two functions |
| ; differently than the second two functions. |
| |
| define void @outline_from_sub1() { |
| ; CHECK-LABEL: @outline_from_sub1( |
| ; 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_2(i32* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = sub i32 %al, %bl |
| %1 = sub i32 %al, %cl |
| %2 = sub i32 %bl, %cl |
| ret void |
| } |
| |
| define void @outline_from_sub2() { |
| ; CHECK-LABEL: @outline_from_sub2( |
| ; 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_2(i32* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = sub i32 %al, %bl |
| %1 = sub i32 %al, %cl |
| %2 = sub i32 %bl, %cl |
| ret void |
| } |
| |
| define void @dontoutline_from_flipped_sub3() { |
| ; CHECK-LABEL: @dontoutline_from_flipped_sub3( |
| ; 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* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = sub i32 %bl, %al |
| %1 = sub i32 %cl, %al |
| %2 = sub i32 %cl, %bl |
| ret void |
| } |
| |
| define void @dontoutline_from_flipped_sub4() { |
| ; CHECK-LABEL: @dontoutline_from_flipped_sub4( |
| ; 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* [[A]], i32* [[B]], i32* [[C]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| store i32 4, i32* %c, align 4 |
| %al = load i32, i32* %a |
| %bl = load i32, i32* %b |
| %cl = load i32, i32* %c |
| %0 = sub i32 %bl, %al |
| %1 = sub i32 %cl, %al |
| %2 = sub i32 %cl, %bl |
| ret void |
| } |
| |
| ; CHECK: define internal void @outlined_ir_func_0(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]]) #0 { |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4 |
| ; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4 |
| ; CHECK-NEXT: store i32 4, i32* [[ARG2]], align 4 |
| ; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[ARG0]], align 4 |
| ; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[ARG1]], align 4 |
| ; CHECK-NEXT: [[CL:%.*]] = load i32, i32* [[ARG2]], align 4 |
| ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[AL]], [[BL]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[AL]], [[CL]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[BL]], [[CL]] |
| |
| ; CHECK: define internal void @outlined_ir_func_1(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]]) #0 { |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4 |
| ; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4 |
| ; CHECK-NEXT: store i32 4, i32* [[ARG2]], align 4 |
| ; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[ARG0]], align 4 |
| ; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[ARG1]], align 4 |
| ; CHECK-NEXT: [[CL:%.*]] = load i32, i32* [[ARG2]], align 4 |
| ; CHECK-NEXT: [[TMP0:%.*]] = sub i32 [[BL]], [[AL]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = sub i32 [[CL]], [[AL]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = sub i32 [[CL]], [[BL]] |
| |
| ; CHECK: define internal void @outlined_ir_func_2(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]]) #0 { |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4 |
| ; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4 |
| ; CHECK-NEXT: store i32 4, i32* [[ARG2]], align 4 |
| ; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[ARG0]], align 4 |
| ; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[ARG1]], align 4 |
| ; CHECK-NEXT: [[CL:%.*]] = load i32, i32* [[ARG2]], align 4 |
| ; CHECK-NEXT: [[TMP0:%.*]] = sub i32 [[AL]], [[BL]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = sub i32 [[AL]], [[CL]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = sub i32 [[BL]], [[CL]] |