| //===- CCStateTest.cpp ----------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/CodeGen/CallingConvLower.h" |
| #include "llvm/CodeGen/MachineFunction.h" |
| #include "llvm/CodeGen/MachineModuleInfo.h" |
| #include "llvm/CodeGen/TargetFrameLowering.h" |
| #include "llvm/CodeGen/TargetInstrInfo.h" |
| #include "llvm/CodeGen/TargetLowering.h" |
| #include "llvm/CodeGen/TargetRegisterInfo.h" |
| #include "llvm/CodeGen/TargetSubtargetInfo.h" |
| #include "llvm/IR/Module.h" |
| #include "llvm/MC/TargetRegistry.h" |
| #include "llvm/Target/TargetMachine.h" |
| #include "gtest/gtest.h" |
| |
| using namespace llvm; |
| |
| namespace { |
| |
| #include "MFCommon.inc" |
| |
| TEST(CCStateTest, NegativeOffsets) { |
| LLVMContext Ctx; |
| Module Mod("Module", Ctx); |
| auto MF = createMachineFunction(Ctx, Mod); |
| |
| SmallVector<CCValAssign, 8> Locs; |
| CCState Info(CallingConv::C, /*IsVarArg=*/false, *MF, Locs, Ctx, |
| /*NegativeOffsets=*/true); |
| |
| ASSERT_EQ(Info.AllocateStack(1, Align(1)), -1); |
| ASSERT_EQ(Info.AllocateStack(1, Align(2)), -2); |
| ASSERT_EQ(Info.AllocateStack(1, Align(2)), -4); |
| ASSERT_EQ(Info.AllocateStack(1, Align(1)), -5); |
| ASSERT_EQ(Info.AllocateStack(2, Align(2)), -8); |
| ASSERT_EQ(Info.AllocateStack(2, Align(2)), -10); |
| ASSERT_EQ(Info.AllocateStack(2, Align(1)), -12); |
| ASSERT_EQ(Info.AllocateStack(1, Align(1)), -13); |
| ASSERT_EQ(Info.getStackSize(), 13u); |
| ASSERT_EQ(Info.getAlignedCallFrameSize(), 14u); |
| } |
| |
| } // namespace |