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Pass GCC compilation

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This commit is contained in:
miloyip 2014-07-17 13:28:40 +08:00
parent 46eeb46a61
commit e1cdf1229e
1 changed files with 40 additions and 33 deletions
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73
test/perftest/misctest.cpp
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@ -80,7 +80,7 @@ static bool IsUTF8(unsigned char* s) {
} }
TEST_F(Misc, Hoehrmann_IsUTF8) { TEST_F(Misc, Hoehrmann_IsUTF8) {
for (int i = 0; i < kTrialCount; i++) { for (size_t i = 0; i < kTrialCount; i++) {
EXPECT_TRUE(IsUTF8((unsigned char*)json_)); EXPECT_TRUE(IsUTF8((unsigned char*)json_));
} }
} }
@ -135,10 +135,15 @@ inline unsigned CountDecimalDigit_fast(unsigned n) {
1000000000 1000000000
}; };
#if defined(_M_IX86) || defined(_M_X64)
unsigned long i = 0; unsigned long i = 0;
// uint32_t t = (32 - __builtin_clz(n | 1)) * 1233 >> 12;
_BitScanReverse(&i, n | 1); _BitScanReverse(&i, n | 1);
uint32_t t = (i + 1) * 1233 >> 12; uint32_t t = (i + 1) * 1233 >> 12;
#elif defined(__GNUC__)
uint32_t t = (32 - __builtin_clz(n | 1)) * 1233 >> 12;
#else
#error
#endif
return t - (n < powers_of_10[t]) + 1; return t - (n < powers_of_10[t]) + 1;
} }
@ -166,22 +171,24 @@ inline unsigned CountDecimalDigit64_fast(uint64_t n) {
10000000000000000000U 10000000000000000000U
}; };
unsigned long i = 0; #if defined(_M_IX86)
// uint32_t t = (32 - __builtin_clz(n | 1)) * 1233 >> 12;
#if _M_IX86
uint64_t m = n | 1; uint64_t m = n | 1;
unsigned long i = 0;
if (_BitScanReverse(&i, m >> 32)) if (_BitScanReverse(&i, m >> 32))
i += 32; i += 32;
else else
_BitScanReverse(&i, m & 0xFFFFFFFF); _BitScanReverse(&i, m & 0xFFFFFFFF);
#elif _M_X64 uint32_t t = (i + 1) * 1233 >> 12;
#elif defined(_M_X64)
unsigned long i = 0;
_BitScanReverse64(&i, n | 1); _BitScanReverse64(&i, n | 1);
uint32_t t = (i + 1) * 1233 >> 12;
#elif defined(__GNUC__)
uint32_t t = (64 - __builtin_clzll(n | 1)) * 1233 >> 12;
#else #else
#error #error
#endif #endif
uint32_t t = (i + 1) * 1233 >> 12;
return t - (n < powers_of_10[t]) + 1; return t - (n < powers_of_10[t]) + 1;
} }
@ -223,7 +230,7 @@ TEST_F(Misc, CountDecimalDigit_fast) {
TEST_F(Misc, CountDecimalDigit64_VerifyFast) { TEST_F(Misc, CountDecimalDigit64_VerifyFast) {
uint64_t i = 1, j; uint64_t i = 1, j;
do { do {
printf("%" PRIu64 "\n", i); //printf("%" PRIu64 "\n", i);
ASSERT_EQ(CountDecimalDigit64_enroll4(i), CountDecimalDigit64_fast(i)); ASSERT_EQ(CountDecimalDigit64_enroll4(i), CountDecimalDigit64_fast(i));
j = i; j = i;
i *= 3; i *= 3;
@ -350,8 +357,8 @@ static const char digits[201] =
"8081828384858687888990919293949596979899"; "8081828384858687888990919293949596979899";
// Prevent code being optimized out // Prevent code being optimized out
#define OUTPUT_LENGTH(length) printf("", length) //#define OUTPUT_LENGTH(length) printf("", length)
//#define OUTPUT_LENGTH(length) printf("%d\n", length) #define OUTPUT_LENGTH(length) printf("%d\n", length)
template<typename OutputStream> template<typename OutputStream>
class Writer1 { class Writer1 {
@ -794,8 +801,8 @@ void itoa_Writer_StringBuffer() {
rapidjson::StringBuffer sb; rapidjson::StringBuffer sb;
Writer writer(sb); Writer writer(sb);
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
writer.WriteInt(randval[j]); writer.WriteInt(randval[j]);
length += sb.GetSize(); length += sb.GetSize();
sb.Clear(); sb.Clear();
@ -810,8 +817,8 @@ void itoa_Writer_InsituStringStream() {
char buffer[32]; char buffer[32];
Writer writer; Writer writer;
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
rapidjson::InsituStringStream ss(buffer); rapidjson::InsituStringStream ss(buffer);
writer.Reset(ss); writer.Reset(ss);
char* begin = ss.PutBegin(); char* begin = ss.PutBegin();
@ -826,7 +833,7 @@ template <typename Writer>
void itoa64_Writer_StringBufferVerify() { void itoa64_Writer_StringBufferVerify() {
rapidjson::StringBuffer sb; rapidjson::StringBuffer sb;
Writer writer(sb); Writer writer(sb);
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
char buffer[32]; char buffer[32];
int64_t x = randval[j] * randval[j]; int64_t x = randval[j] * randval[j];
sprintf(buffer, "%" PRIi64, x); sprintf(buffer, "%" PRIi64, x);
@ -839,7 +846,7 @@ void itoa64_Writer_StringBufferVerify() {
template <typename Writer> template <typename Writer>
void itoa64_Writer_InsituStringStreamVerify() { void itoa64_Writer_InsituStringStreamVerify() {
Writer writer; Writer writer;
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
char buffer[32]; char buffer[32];
int64_t x = randval[j] * randval[j]; int64_t x = randval[j] * randval[j];
sprintf(buffer, "%" PRIi64, x); sprintf(buffer, "%" PRIi64, x);
@ -861,8 +868,8 @@ void itoa64_Writer_StringBuffer() {
rapidjson::StringBuffer sb; rapidjson::StringBuffer sb;
Writer writer(sb); Writer writer(sb);
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
writer.WriteInt64(randval[j] * randval[j]); writer.WriteInt64(randval[j] * randval[j]);
length += sb.GetSize(); length += sb.GetSize();
sb.Clear(); sb.Clear();
@ -877,8 +884,8 @@ void itoa64_Writer_InsituStringStream() {
char buffer[32]; char buffer[32];
Writer writer; Writer writer;
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
rapidjson::InsituStringStream ss(buffer); rapidjson::InsituStringStream ss(buffer);
writer.Reset(ss); writer.Reset(ss);
char* begin = ss.PutBegin(); char* begin = ss.PutBegin();
@ -925,8 +932,8 @@ TEST_F(Misc, itoa64_Writer4_InsituStringStream) { itoa64_Writer_InsituStringStre
TEST_F(Misc, itoa_sprintf) { TEST_F(Misc, itoa_sprintf) {
size_t length = 0; size_t length = 0;
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
char buffer[32]; char buffer[32];
length += sprintf(buffer, "%d", randval[j]); length += sprintf(buffer, "%d", randval[j]);
} }
@ -936,8 +943,8 @@ TEST_F(Misc, itoa_sprintf) {
TEST_F(Misc, itoa64_sprintf) { TEST_F(Misc, itoa64_sprintf) {
size_t length = 0; size_t length = 0;
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
char buffer[32]; char buffer[32];
int64_t x = randval[j] * randval[j]; int64_t x = randval[j] * randval[j];
length += sprintf(buffer, "%" PRIi64, x); length += sprintf(buffer, "%" PRIi64, x);
@ -950,8 +957,8 @@ TEST_F(Misc, itoa_strtk) {
size_t length = 0; size_t length = 0;
std::string s; std::string s;
s.reserve(32); s.reserve(32);
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
s = strtk::type_to_string(randval[j]); s = strtk::type_to_string(randval[j]);
length += s.size(); length += s.size();
} }
@ -963,8 +970,8 @@ TEST_F(Misc, itoa64_strtk) {
size_t length = 0; size_t length = 0;
std::string s; std::string s;
s.reserve(32); s.reserve(32);
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
int64_t x = randval[j] * randval[j]; int64_t x = randval[j] * randval[j];
s = strtk::type_to_string(x); s = strtk::type_to_string(x);
length += s.size(); length += s.size();
@ -976,8 +983,8 @@ TEST_F(Misc, itoa64_strtk) {
TEST_F(Misc, itoa_cppformat) { TEST_F(Misc, itoa_cppformat) {
size_t length = 0; size_t length = 0;
char buffer[32]; char buffer[32];
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
char* p = buffer; char* p = buffer;
fmt::FormatDec(p, randval[j]); fmt::FormatDec(p, randval[j]);
length += (p - buffer); length += (p - buffer);
@ -989,8 +996,8 @@ TEST_F(Misc, itoa_cppformat) {
TEST_F(Misc, itoa64_cppformat) { TEST_F(Misc, itoa64_cppformat) {
size_t length = 0; size_t length = 0;
char buffer[32]; char buffer[32];
for (int i = 0; i < kItoaTrialCount; i++) { for (size_t i = 0; i < kItoaTrialCount; i++) {
for (int j = 0; j < randvalCount; j++) { for (size_t j = 0; j < randvalCount; j++) {
char* p = buffer; char* p = buffer;
int64_t x = randval[j] * randval[j]; int64_t x = randval[j] * randval[j];
fmt::FormatDec(p, x); fmt::FormatDec(p, x);