| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -iroutliner -ir-outlining-no-cost < %s | FileCheck %s |
| |
| ; This test tests that inputs that are replaced with the output of an outlined |
| ; function is still recognized as the same value. |
| |
| define void @outline_outputs1() #0 { |
| ; CHECK-LABEL: @outline_outputs1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[DOTLOC2:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[ADD2_LOC:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[DOTLOC:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[ADD_LOC:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[RESULT:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[OUTPUT2:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[RESULT2:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8* |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]]) |
| ; CHECK-NEXT: [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8* |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i32 2, i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]]) |
| ; CHECK-NEXT: [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4 |
| ; CHECK-NEXT: [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]]) |
| ; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[OUTPUT]], align 4 |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]]) |
| ; CHECK-NEXT: br label [[NEXT:%.*]] |
| ; CHECK: next: |
| ; CHECK-NEXT: [[LT_CAST4:%.*]] = bitcast i32* [[ADD2_LOC]] to i8* |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST4]]) |
| ; CHECK-NEXT: [[LT_CAST5:%.*]] = bitcast i32* [[DOTLOC2]] to i8* |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST5]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i32 [[ADD_RELOAD]], i32* [[OUTPUT]], i32* [[RESULT]], i32* [[OUTPUT2]], i32* [[ADD2_LOC]], i32* [[DOTLOC2]]) |
| ; CHECK-NEXT: [[ADD2_RELOAD:%.*]] = load i32, i32* [[ADD2_LOC]], align 4 |
| ; CHECK-NEXT: [[DOTRELOAD3:%.*]] = load i32, i32* [[DOTLOC2]], align 4 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST4]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST5]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[DOTRELOAD3]], i32 [[ADD2_RELOAD]], i32* [[RESULT2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %output = alloca i32, align 4 |
| %result = alloca i32, align 4 |
| %output2 = alloca i32, align 4 |
| %result2 = alloca i32, align 4 |
| store i32 2, i32* %a, align 4 |
| store i32 3, i32* %b, align 4 |
| %0 = load i32, i32* %a, align 4 |
| %1 = load i32, i32* %b, align 4 |
| %add = add i32 %0, %1 |
| store i32 %add, i32* %output, align 4 |
| %2 = load i32, i32* %output, align 4 |
| %3 = load i32, i32* %output, align 4 |
| %mul = mul i32 %2, %add |
| store i32 %mul, i32* %result, align 4 |
| br label %next |
| next: |
| store i32 %add, i32* %output, align 4 |
| store i32 3, i32* %result, align 4 |
| %4 = load i32, i32* %output, align 4 |
| %5 = load i32, i32* %result, align 4 |
| %add2 = add i32 %4, %5 |
| store i32 %add2, i32* %output2, align 4 |
| %6 = load i32, i32* %output2, align 4 |
| %mul2 = mul i32 %6, %add2 |
| store i32 %mul2, i32* %result2, align 4 |
| ret void |
| } |