| /* crosstest.py --test=test_icmp.cpp --driver=test_icmp_main.cpp \ |
| --prefix=Subzero_ --output=test_icmp */ |
| |
| #include <stdint.h> |
| #include <iostream> |
| |
| // Include test_icmp.h twice - once normally, and once within the |
| // Subzero_ namespace, corresponding to the llc and Subzero translated |
| // object files, respectively. |
| #include "test_icmp.h" |
| namespace Subzero_ { |
| #include "test_icmp.h" |
| } |
| |
| volatile unsigned Values[] = { 0x0, 0x1, 0x7ffffffe, 0x7fffffff, |
| 0x80000000, 0x80000001, 0xfffffffe, 0xffffffff, |
| 0x7e, 0x7f, 0x80, 0x81, |
| 0xfe, 0xff, 0x100, 0x101, |
| 0x7ffe, 0x7fff, 0x8000, 0x8001, |
| 0xfffe, 0xffff, 0x10000, 0x10001, }; |
| const static size_t NumValues = sizeof(Values) / sizeof(*Values); |
| |
| template <typename TypeUnsigned, typename TypeSigned> |
| void testsInt(size_t &TotalTests, size_t &Passes, size_t &Failures) { |
| typedef bool (*FuncTypeUnsigned)(TypeUnsigned, TypeUnsigned); |
| typedef bool (*FuncTypeSigned)(TypeSigned, TypeSigned); |
| static struct { |
| const char *Name; |
| FuncTypeUnsigned FuncLlc; |
| FuncTypeUnsigned FuncSz; |
| } Funcs[] = { |
| #define X(cmp, op) \ |
| { \ |
| STR(inst), (FuncTypeUnsigned)icmp##cmp, \ |
| (FuncTypeUnsigned)Subzero_::icmp##cmp \ |
| } \ |
| , |
| ICMP_U_TABLE |
| #undef X |
| #define X(cmp, op) \ |
| { \ |
| STR(inst), (FuncTypeUnsigned)(FuncTypeSigned)icmp##cmp, \ |
| (FuncTypeUnsigned)(FuncTypeSigned)Subzero_::icmp##cmp \ |
| } \ |
| , |
| ICMP_S_TABLE |
| #undef X |
| }; |
| const static size_t NumFuncs = sizeof(Funcs) / sizeof(*Funcs); |
| |
| if (sizeof(TypeUnsigned) <= sizeof(uint32_t)) { |
| // This is the "normal" version of the loop nest, for 32-bit or |
| // narrower types. |
| for (size_t f = 0; f < NumFuncs; ++f) { |
| for (size_t i = 0; i < NumValues; ++i) { |
| for (size_t j = 0; j < NumValues; ++j) { |
| TypeUnsigned Value1 = Values[i]; |
| TypeUnsigned Value2 = Values[j]; |
| ++TotalTests; |
| bool ResultSz = Funcs[f].FuncSz(Value1, Value2); |
| bool ResultLlc = Funcs[f].FuncLlc(Value1, Value2); |
| if (ResultSz == ResultLlc) { |
| ++Passes; |
| } else { |
| ++Failures; |
| std::cout << "icmp" << Funcs[f].Name << (8 * sizeof(TypeUnsigned)) |
| << "(" << Value1 << ", " << Value2 << "): sz=" << ResultSz |
| << " llc=" << ResultLlc << std::endl; |
| } |
| } |
| } |
| } |
| } else { |
| // This is the 64-bit version. Test values are synthesized from |
| // the 32-bit values in Values[]. |
| for (size_t f = 0; f < NumFuncs; ++f) { |
| for (size_t iLo = 0; iLo < NumValues; ++iLo) { |
| for (size_t iHi = 0; iHi < NumValues; ++iHi) { |
| for (size_t jLo = 0; jLo < NumValues; ++jLo) { |
| for (size_t jHi = 0; jHi < NumValues; ++jHi) { |
| TypeUnsigned Value1 = |
| (((TypeUnsigned)Values[iHi]) << 32) + Values[iLo]; |
| TypeUnsigned Value2 = |
| (((TypeUnsigned)Values[jHi]) << 32) + Values[jLo]; |
| ++TotalTests; |
| bool ResultSz = Funcs[f].FuncSz(Value1, Value2); |
| bool ResultLlc = Funcs[f].FuncLlc(Value1, Value2); |
| if (ResultSz == ResultLlc) { |
| ++Passes; |
| } else { |
| ++Failures; |
| std::cout << "icmp" << Funcs[f].Name |
| << (8 * sizeof(TypeUnsigned)) << "(" << Value1 << ", " |
| << Value2 << "): sz=" << ResultSz |
| << " llc=" << ResultLlc << std::endl; |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| int main(int argc, char **argv) { |
| size_t TotalTests = 0; |
| size_t Passes = 0; |
| size_t Failures = 0; |
| |
| testsInt<uint8_t, int8_t>(TotalTests, Passes, Failures); |
| testsInt<uint16_t, int16_t>(TotalTests, Passes, Failures); |
| testsInt<uint32_t, int32_t>(TotalTests, Passes, Failures); |
| testsInt<uint64_t, int64_t>(TotalTests, Passes, Failures); |
| |
| std::cout << "TotalTests=" << TotalTests << " Passes=" << Passes |
| << " Failures=" << Failures << "\n"; |
| return Failures; |
| } |