diff options
Diffstat (limited to 'src/sim')
| -rw-r--r-- | src/sim/byteswap.hh | 36 | ||||
| -rw-r--r-- | src/sim/serialize.cc | 3 | ||||
| -rw-r--r-- | src/sim/serialize.hh | 3 | ||||
| -rw-r--r-- | src/sim/syscall_emul.hh | 8 |
4 files changed, 25 insertions, 25 deletions
diff --git a/src/sim/byteswap.hh b/src/sim/byteswap.hh index c7abc4bff..c78c77364 100644 --- a/src/sim/byteswap.hh +++ b/src/sim/byteswap.hh @@ -91,25 +91,23 @@ swap_byte16(uint16_t x) #endif } -//This lets the compiler figure out how to call the swap_byte functions above -//for different data types. -static inline uint64_t swap_byte(uint64_t x) {return swap_byte64(x);} -static inline int64_t swap_byte(int64_t x) {return swap_byte64((uint64_t)x);} -static inline uint32_t swap_byte(uint32_t x) {return swap_byte32(x);} -static inline int32_t swap_byte(int32_t x) {return swap_byte32((uint32_t)x);} -//This is to prevent the following two functions from compiling on -//64bit machines. It won't detect everything, so it should be changed. -#ifndef __x86_64__ -static inline long swap_byte(long x) {return swap_byte32((long)x);} -static inline unsigned long swap_byte(unsigned long x) - { return swap_byte32((unsigned long)x);} -#endif -static inline uint16_t swap_byte(uint16_t x) {return swap_byte32(x);} -static inline int16_t swap_byte(int16_t x) {return swap_byte16((uint16_t)x);} -static inline uint8_t swap_byte(uint8_t x) {return x;} -static inline int8_t swap_byte(int8_t x) {return x;} -static inline double swap_byte(double x) {return swap_byte64((uint64_t)x);} -static inline float swap_byte(float x) {return swap_byte32((uint32_t)x);} +// This function lets the compiler figure out how to call the +// swap_byte functions above for different data types. Since the +// sizeof() values are known at compiel time, it should inline to a +// direct call to the right swap_byteNN() function. +template <typename T> +static inline T swap_byte(T x) { + if (sizeof(T) == 8) + return swap_byte64((uint64_t)x); + else if (sizeof(T) == 4) + return swap_byte32((uint32_t)x); + else if (sizeof(T) == 2) + return swap_byte16((uint16_t)x); + else if (sizeof(T) == 1) + return x; + else + panic("Can't byte-swap values larger than 64 bits"); +} //The conversion functions with fixed endianness on both ends don't need to //be in a namespace diff --git a/src/sim/serialize.cc b/src/sim/serialize.cc index 07e3b8a56..0e3139116 100644 --- a/src/sim/serialize.cc +++ b/src/sim/serialize.cc @@ -25,7 +25,8 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * Authors: Erik Hallnor + * Authors: Nathan Binkert + * Erik Hallnor * Steve Reinhardt */ diff --git a/src/sim/serialize.hh b/src/sim/serialize.hh index 1bcb235e6..64ed6142f 100644 --- a/src/sim/serialize.hh +++ b/src/sim/serialize.hh @@ -25,7 +25,8 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * Authors: Erik Hallnor + * Authors: Nathan Binkert + * Erik Hallnor * Steve Reinhardt */ diff --git a/src/sim/syscall_emul.hh b/src/sim/syscall_emul.hh index f027dbf24..a3990e2fd 100644 --- a/src/sim/syscall_emul.hh +++ b/src/sim/syscall_emul.hh @@ -33,8 +33,8 @@ #ifndef __SIM_SYSCALL_EMUL_HH__ #define __SIM_SYSCALL_EMUL_HH__ -#define BSD_HOST (defined(__APPLE__) || defined(__OpenBSD__) || \ - defined(__FreeBSD__)) +#define NO_STAT64 (defined(__APPLE__) || defined(__OpenBSD__) || \ + defined(__FreeBSD__) || defined(__CYGWIN__)) /// /// @file syscall_emul.hh @@ -507,7 +507,7 @@ fstat64Func(SyscallDesc *desc, int callnum, Process *process, return -EBADF; } -#if BSD_HOST +#if NO_STAT64 struct stat hostBuf; int result = fstat(process->sim_fd(fd), &hostBuf); #else @@ -557,7 +557,7 @@ lstat64Func(SyscallDesc *desc, int callnum, Process *process, if (!tc->getMemPort()->tryReadString(path, tc->getSyscallArg(0))) return -EFAULT; -#if BSD_HOST +#if NO_STAT64 struct stat hostBuf; int result = lstat(path.c_str(), &hostBuf); #else |