llvm/unittests/Support/ARMAttributeParser.cpp
Sam Parker 1cc548752f [ARM] const cast fix for ARMAttributeParser test
GCC 4.8 produced a cast qualifier warning, so replaced with C++ style
const cast.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@293764 91177308-0d34-0410-b5e6-96231b3b80d8
2017-02-01 12:58:57 +00:00

386 lines
17 KiB
C++

#include "llvm/Support/ARMBuildAttributes.h"
#include "llvm/Support/ARMAttributeParser.h"
#include "llvm/Support/LEB128.h"
#include "gtest/gtest.h"
#include <string>
using namespace llvm;
struct AttributeSection {
unsigned Tag;
unsigned Value;
AttributeSection(unsigned tag, unsigned value) : Tag(tag), Value(value) { }
void write(raw_ostream &OS) {
OS.flush();
// length = length + "aeabi\0" + TagFile + ByteSize + Tag + Value;
// length = 17 bytes
OS << 'A' << (uint8_t)17 << (uint8_t)0 << (uint8_t)0 << (uint8_t)0;
OS << "aeabi" << '\0';
OS << (uint8_t)1 << (uint8_t)7 << (uint8_t)0 << (uint8_t)0 << (uint8_t)0;
OS << (uint8_t)Tag << (uint8_t)Value;
}
};
bool testBuildAttr(unsigned Tag, unsigned Value,
unsigned ExpectedTag, unsigned ExpectedValue) {
std::string buffer;
raw_string_ostream OS(buffer);
AttributeSection Section(Tag, Value);
Section.write(OS);
ArrayRef<uint8_t> Bytes(
reinterpret_cast<const uint8_t*>(OS.str().c_str()), OS.str().size());
ARMAttributeParser Parser;
Parser.Parse(Bytes, true);
return (Parser.hasAttribute(ExpectedTag) &&
Parser.getAttributeValue(ExpectedTag) == ExpectedValue);
}
bool testTagString(unsigned Tag, const char *name) {
return ARMBuildAttrs::AttrTypeAsString(Tag).str() == name;
}
TEST(CPUArchBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(6, "Tag_CPU_arch"));
EXPECT_TRUE(testBuildAttr(6, 0, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::Pre_v4));
EXPECT_TRUE(testBuildAttr(6, 1, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v4));
EXPECT_TRUE(testBuildAttr(6, 2, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v4T));
EXPECT_TRUE(testBuildAttr(6, 3, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v5T));
EXPECT_TRUE(testBuildAttr(6, 4, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v5TE));
EXPECT_TRUE(testBuildAttr(6, 5, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v5TEJ));
EXPECT_TRUE(testBuildAttr(6, 6, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v6));
EXPECT_TRUE(testBuildAttr(6, 7, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v6KZ));
EXPECT_TRUE(testBuildAttr(6, 8, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v6T2));
EXPECT_TRUE(testBuildAttr(6, 9, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v6K));
EXPECT_TRUE(testBuildAttr(6, 10, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v7));
EXPECT_TRUE(testBuildAttr(6, 11, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v6_M));
EXPECT_TRUE(testBuildAttr(6, 12, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v6S_M));
EXPECT_TRUE(testBuildAttr(6, 13, ARMBuildAttrs::CPU_arch,
ARMBuildAttrs::v7E_M));
}
TEST(CPUArchProfileBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(7, "Tag_CPU_arch_profile"));
EXPECT_TRUE(testBuildAttr(7, 'A', ARMBuildAttrs::CPU_arch_profile,
ARMBuildAttrs::ApplicationProfile));
EXPECT_TRUE(testBuildAttr(7, 'R', ARMBuildAttrs::CPU_arch_profile,
ARMBuildAttrs::RealTimeProfile));
EXPECT_TRUE(testBuildAttr(7, 'M', ARMBuildAttrs::CPU_arch_profile,
ARMBuildAttrs::MicroControllerProfile));
EXPECT_TRUE(testBuildAttr(7, 'S', ARMBuildAttrs::CPU_arch_profile,
ARMBuildAttrs::SystemProfile));
}
TEST(ARMISABuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(8, "Tag_ARM_ISA_use"));
EXPECT_TRUE(testBuildAttr(8, 0, ARMBuildAttrs::ARM_ISA_use,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(8, 1, ARMBuildAttrs::ARM_ISA_use,
ARMBuildAttrs::Allowed));
}
TEST(ThumbISABuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(9, "Tag_THUMB_ISA_use"));
EXPECT_TRUE(testBuildAttr(9, 0, ARMBuildAttrs::THUMB_ISA_use,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(9, 1, ARMBuildAttrs::THUMB_ISA_use,
ARMBuildAttrs::Allowed));
}
TEST(FPArchBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(10, "Tag_FP_arch"));
EXPECT_TRUE(testBuildAttr(10, 0, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(10, 1, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::Allowed));
EXPECT_TRUE(testBuildAttr(10, 2, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPv2));
EXPECT_TRUE(testBuildAttr(10, 3, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPv3A));
EXPECT_TRUE(testBuildAttr(10, 4, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPv3B));
EXPECT_TRUE(testBuildAttr(10, 5, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPv4A));
EXPECT_TRUE(testBuildAttr(10, 6, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPv4B));
EXPECT_TRUE(testBuildAttr(10, 7, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPARMv8A));
EXPECT_TRUE(testBuildAttr(10, 8, ARMBuildAttrs::FP_arch,
ARMBuildAttrs::AllowFPARMv8B));
}
TEST(WMMXBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(11, "Tag_WMMX_arch"));
EXPECT_TRUE(testBuildAttr(11, 0, ARMBuildAttrs::WMMX_arch,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(11, 1, ARMBuildAttrs::WMMX_arch,
ARMBuildAttrs::AllowWMMXv1));
EXPECT_TRUE(testBuildAttr(11, 2, ARMBuildAttrs::WMMX_arch,
ARMBuildAttrs::AllowWMMXv2));
}
TEST(SIMDBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(12, "Tag_Advanced_SIMD_arch"));
EXPECT_TRUE(testBuildAttr(12, 0, ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(12, 1, ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::AllowNeon));
EXPECT_TRUE(testBuildAttr(12, 2, ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::AllowNeon2));
EXPECT_TRUE(testBuildAttr(12, 3, ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::AllowNeonARMv8));
EXPECT_TRUE(testBuildAttr(12, 4, ARMBuildAttrs::Advanced_SIMD_arch,
ARMBuildAttrs::AllowNeonARMv8_1a));
}
TEST(FPHPBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(36, "Tag_FP_HP_extension"));
EXPECT_TRUE(testBuildAttr(36, 0, ARMBuildAttrs::FP_HP_extension,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(36, 1, ARMBuildAttrs::FP_HP_extension,
ARMBuildAttrs::AllowHPFP));
}
TEST(CPUAlignBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(34, "Tag_CPU_unaligned_access"));
EXPECT_TRUE(testBuildAttr(34, 0, ARMBuildAttrs::CPU_unaligned_access,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(34, 1, ARMBuildAttrs::CPU_unaligned_access,
ARMBuildAttrs::Allowed));
}
TEST(T2EEBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(66, "Tag_T2EE_use"));
EXPECT_TRUE(testBuildAttr(66, 0, ARMBuildAttrs::T2EE_use,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(66, 1, ARMBuildAttrs::T2EE_use,
ARMBuildAttrs::Allowed));
}
TEST(VirtualizationBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(68, "Tag_Virtualization_use"));
EXPECT_TRUE(testBuildAttr(68, 0, ARMBuildAttrs::Virtualization_use,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(68, 1, ARMBuildAttrs::Virtualization_use,
ARMBuildAttrs::AllowTZ));
EXPECT_TRUE(testBuildAttr(68, 2, ARMBuildAttrs::Virtualization_use,
ARMBuildAttrs::AllowVirtualization));
EXPECT_TRUE(testBuildAttr(68, 3, ARMBuildAttrs::Virtualization_use,
ARMBuildAttrs::AllowTZVirtualization));
}
TEST(MPBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(42, "Tag_MPextension_use"));
EXPECT_TRUE(testBuildAttr(42, 0, ARMBuildAttrs::MPextension_use,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(42, 1, ARMBuildAttrs::MPextension_use,
ARMBuildAttrs::AllowMP));
}
TEST(DivBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(44, "Tag_DIV_use"));
EXPECT_TRUE(testBuildAttr(44, 0, ARMBuildAttrs::DIV_use,
ARMBuildAttrs::AllowDIVIfExists));
EXPECT_TRUE(testBuildAttr(44, 1, ARMBuildAttrs::DIV_use,
ARMBuildAttrs::DisallowDIV));
EXPECT_TRUE(testBuildAttr(44, 2, ARMBuildAttrs::DIV_use,
ARMBuildAttrs::AllowDIVExt));
}
TEST(PCS_ConfigBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(13, "Tag_PCS_config"));
EXPECT_TRUE(testBuildAttr(13, 0, ARMBuildAttrs::PCS_config, 0));
EXPECT_TRUE(testBuildAttr(13, 1, ARMBuildAttrs::PCS_config, 1));
EXPECT_TRUE(testBuildAttr(13, 2, ARMBuildAttrs::PCS_config, 2));
EXPECT_TRUE(testBuildAttr(13, 3, ARMBuildAttrs::PCS_config, 3));
EXPECT_TRUE(testBuildAttr(13, 4, ARMBuildAttrs::PCS_config, 4));
EXPECT_TRUE(testBuildAttr(13, 5, ARMBuildAttrs::PCS_config, 5));
EXPECT_TRUE(testBuildAttr(13, 6, ARMBuildAttrs::PCS_config, 6));
EXPECT_TRUE(testBuildAttr(13, 7, ARMBuildAttrs::PCS_config, 7));
}
TEST(PCS_R9BuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(14, "Tag_ABI_PCS_R9_use"));
EXPECT_TRUE(testBuildAttr(14, 0, ARMBuildAttrs::ABI_PCS_R9_use,
ARMBuildAttrs::R9IsGPR));
EXPECT_TRUE(testBuildAttr(14, 1, ARMBuildAttrs::ABI_PCS_R9_use,
ARMBuildAttrs::R9IsSB));
EXPECT_TRUE(testBuildAttr(14, 2, ARMBuildAttrs::ABI_PCS_R9_use,
ARMBuildAttrs::R9IsTLSPointer));
EXPECT_TRUE(testBuildAttr(14, 3, ARMBuildAttrs::ABI_PCS_R9_use,
ARMBuildAttrs::R9Reserved));
}
TEST(PCS_RWBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(15, "Tag_ABI_PCS_RW_data"));
EXPECT_TRUE(testBuildAttr(15, 0, ARMBuildAttrs::ABI_PCS_RW_data,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(15, 1, ARMBuildAttrs::ABI_PCS_RW_data,
ARMBuildAttrs::AddressRWPCRel));
EXPECT_TRUE(testBuildAttr(15, 2, ARMBuildAttrs::ABI_PCS_RW_data,
ARMBuildAttrs::AddressRWSBRel));
EXPECT_TRUE(testBuildAttr(15, 3, ARMBuildAttrs::ABI_PCS_RW_data,
ARMBuildAttrs::AddressRWNone));
}
TEST(PCS_ROBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(16, "Tag_ABI_PCS_RO_data"));
EXPECT_TRUE(testBuildAttr(16, 0, ARMBuildAttrs::ABI_PCS_RO_data,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(16, 1, ARMBuildAttrs::ABI_PCS_RO_data,
ARMBuildAttrs::AddressROPCRel));
EXPECT_TRUE(testBuildAttr(16, 2, ARMBuildAttrs::ABI_PCS_RO_data,
ARMBuildAttrs::AddressRONone));
}
TEST(PCS_GOTBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(17, "Tag_ABI_PCS_GOT_use"));
EXPECT_TRUE(testBuildAttr(17, 0, ARMBuildAttrs::ABI_PCS_GOT_use,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(17, 1, ARMBuildAttrs::ABI_PCS_GOT_use,
ARMBuildAttrs::AddressDirect));
EXPECT_TRUE(testBuildAttr(17, 2, ARMBuildAttrs::ABI_PCS_GOT_use,
ARMBuildAttrs::AddressGOT));
}
TEST(PCS_WCharBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(18, "Tag_ABI_PCS_wchar_t"));
EXPECT_TRUE(testBuildAttr(18, 0, ARMBuildAttrs::ABI_PCS_wchar_t,
ARMBuildAttrs::WCharProhibited));
EXPECT_TRUE(testBuildAttr(18, 2, ARMBuildAttrs::ABI_PCS_wchar_t,
ARMBuildAttrs::WCharWidth2Bytes));
EXPECT_TRUE(testBuildAttr(18, 4, ARMBuildAttrs::ABI_PCS_wchar_t,
ARMBuildAttrs::WCharWidth4Bytes));
}
TEST(EnumSizeBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(26, "Tag_ABI_enum_size"));
EXPECT_TRUE(testBuildAttr(26, 0, ARMBuildAttrs::ABI_enum_size,
ARMBuildAttrs::EnumProhibited));
EXPECT_TRUE(testBuildAttr(26, 1, ARMBuildAttrs::ABI_enum_size,
ARMBuildAttrs::EnumSmallest));
EXPECT_TRUE(testBuildAttr(26, 2, ARMBuildAttrs::ABI_enum_size,
ARMBuildAttrs::Enum32Bit));
EXPECT_TRUE(testBuildAttr(26, 3, ARMBuildAttrs::ABI_enum_size,
ARMBuildAttrs::Enum32BitABI));
}
TEST(AlignNeededBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(24, "Tag_ABI_align_needed"));
EXPECT_TRUE(testBuildAttr(24, 0, ARMBuildAttrs::ABI_align_needed,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(24, 1, ARMBuildAttrs::ABI_align_needed,
ARMBuildAttrs::Align8Byte));
EXPECT_TRUE(testBuildAttr(24, 2, ARMBuildAttrs::ABI_align_needed,
ARMBuildAttrs::Align4Byte));
EXPECT_TRUE(testBuildAttr(24, 3, ARMBuildAttrs::ABI_align_needed,
ARMBuildAttrs::AlignReserved));
}
TEST(AlignPreservedBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(25, "Tag_ABI_align_preserved"));
EXPECT_TRUE(testBuildAttr(25, 0, ARMBuildAttrs::ABI_align_preserved,
ARMBuildAttrs::AlignNotPreserved));
EXPECT_TRUE(testBuildAttr(25, 1, ARMBuildAttrs::ABI_align_preserved,
ARMBuildAttrs::AlignPreserve8Byte));
EXPECT_TRUE(testBuildAttr(25, 2, ARMBuildAttrs::ABI_align_preserved,
ARMBuildAttrs::AlignPreserveAll));
EXPECT_TRUE(testBuildAttr(25, 3, ARMBuildAttrs::ABI_align_preserved,
ARMBuildAttrs::AlignReserved));
}
TEST(FPRoundingBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(19, "Tag_ABI_FP_rounding"));
EXPECT_TRUE(testBuildAttr(19, 0, ARMBuildAttrs::ABI_FP_rounding, 0));
EXPECT_TRUE(testBuildAttr(19, 1, ARMBuildAttrs::ABI_FP_rounding, 1));
}
TEST(FPDenormalBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(20, "Tag_ABI_FP_denormal"));
EXPECT_TRUE(testBuildAttr(20, 0, ARMBuildAttrs::ABI_FP_denormal,
ARMBuildAttrs::PositiveZero));
EXPECT_TRUE(testBuildAttr(20, 1, ARMBuildAttrs::ABI_FP_denormal,
ARMBuildAttrs::IEEEDenormals));
EXPECT_TRUE(testBuildAttr(20, 2, ARMBuildAttrs::ABI_FP_denormal,
ARMBuildAttrs::PreserveFPSign));
}
TEST(FPExceptionsBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(21, "Tag_ABI_FP_exceptions"));
EXPECT_TRUE(testBuildAttr(21, 0, ARMBuildAttrs::ABI_FP_exceptions, 0));
EXPECT_TRUE(testBuildAttr(21, 1, ARMBuildAttrs::ABI_FP_exceptions, 1));
}
TEST(FPUserExceptionsBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(22, "Tag_ABI_FP_user_exceptions"));
EXPECT_TRUE(testBuildAttr(22, 0, ARMBuildAttrs::ABI_FP_user_exceptions, 0));
EXPECT_TRUE(testBuildAttr(22, 1, ARMBuildAttrs::ABI_FP_user_exceptions, 1));
}
TEST(FPNumberModelBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(23, "Tag_ABI_FP_number_model"));
EXPECT_TRUE(testBuildAttr(23, 0, ARMBuildAttrs::ABI_FP_number_model,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(23, 1, ARMBuildAttrs::ABI_FP_number_model,
ARMBuildAttrs::AllowIEEENormal));
EXPECT_TRUE(testBuildAttr(23, 2, ARMBuildAttrs::ABI_FP_number_model,
ARMBuildAttrs::AllowRTABI));
EXPECT_TRUE(testBuildAttr(23, 3, ARMBuildAttrs::ABI_FP_number_model,
ARMBuildAttrs::AllowIEEE754));
}
TEST(FP16BuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(38, "Tag_ABI_FP_16bit_format"));
EXPECT_TRUE(testBuildAttr(38, 0, ARMBuildAttrs::ABI_FP_16bit_format,
ARMBuildAttrs::Not_Allowed));
EXPECT_TRUE(testBuildAttr(38, 1, ARMBuildAttrs::ABI_FP_16bit_format,
ARMBuildAttrs::FP16FormatIEEE));
EXPECT_TRUE(testBuildAttr(38, 2, ARMBuildAttrs::ABI_FP_16bit_format,
ARMBuildAttrs::FP16VFP3));
}
TEST(HardFPBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(27, "Tag_ABI_HardFP_use"));
EXPECT_TRUE(testBuildAttr(27, 0, ARMBuildAttrs::ABI_HardFP_use,
ARMBuildAttrs::HardFPImplied));
EXPECT_TRUE(testBuildAttr(27, 1, ARMBuildAttrs::ABI_HardFP_use,
ARMBuildAttrs::HardFPSinglePrecision));
EXPECT_TRUE(testBuildAttr(27, 2, ARMBuildAttrs::ABI_HardFP_use, 2));
}
TEST(VFPArgsBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(28, "Tag_ABI_VFP_args"));
EXPECT_TRUE(testBuildAttr(28, 0, ARMBuildAttrs::ABI_VFP_args,
ARMBuildAttrs::BaseAAPCS));
EXPECT_TRUE(testBuildAttr(28, 1, ARMBuildAttrs::ABI_VFP_args,
ARMBuildAttrs::HardFPAAPCS));
EXPECT_TRUE(testBuildAttr(28, 2, ARMBuildAttrs::ABI_VFP_args, 2));
EXPECT_TRUE(testBuildAttr(28, 3, ARMBuildAttrs::ABI_VFP_args, 3));
}
TEST(WMMXArgsBuildAttr, testBuildAttr) {
EXPECT_TRUE(testTagString(29, "Tag_ABI_WMMX_args"));
EXPECT_TRUE(testBuildAttr(29, 0, ARMBuildAttrs::ABI_WMMX_args, 0));
EXPECT_TRUE(testBuildAttr(29, 1, ARMBuildAttrs::ABI_WMMX_args, 1));
EXPECT_TRUE(testBuildAttr(29, 2, ARMBuildAttrs::ABI_WMMX_args, 2));
}