maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

SwapByteOrder.h: don't check for unsupported GCC versions 

llvm-svn: 368909
This commit is contained in:
JF Bastien 2019-08-14 19:59:05 +00:00
parent 6ff2a1c878
commit ee6f3dd14d
1 changed files with 4 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
llvm/include/llvm/Support/SwapByteOrder.h
View File

@ -39,10 +39,9 @@ inline uint16_t SwapByteOrder_16(uint16_t value) {
#endif #endif
} }
/// SwapByteOrder_32 - This function returns a byte-swapped representation of /// This function returns a byte-swapped representation of the 32-bit argument.
/// the 32-bit argument.
inline uint32_t SwapByteOrder_32(uint32_t value) { inline uint32_t SwapByteOrder_32(uint32_t value) {
#if defined(__llvm__) || (LLVM_GNUC_PREREQ(4, 3, 0) && !defined(__ICC)) #if defined(__llvm__) || (defined(__GNUC__) && !defined(__ICC))
return __builtin_bswap32(value); return __builtin_bswap32(value);
#elif defined(_MSC_VER) && !defined(_DEBUG) #elif defined(_MSC_VER) && !defined(_DEBUG)
return _byteswap_ulong(value); return _byteswap_ulong(value);
@ -55,10 +54,9 @@ inline uint32_t SwapByteOrder_32(uint32_t value) {
#endif #endif
} }
/// SwapByteOrder_64 - This function returns a byte-swapped representation of /// This function returns a byte-swapped representation of the 64-bit argument.
/// the 64-bit argument.
inline uint64_t SwapByteOrder_64(uint64_t value) { inline uint64_t SwapByteOrder_64(uint64_t value) {
#if defined(__llvm__) || (LLVM_GNUC_PREREQ(4, 3, 0) && !defined(__ICC)) #if defined(__llvm__) || (defined(__GNUC__) && !defined(__ICC))
return __builtin_bswap64(value); return __builtin_bswap64(value);
#elif defined(_MSC_VER) && !defined(_DEBUG) #elif defined(_MSC_VER) && !defined(_DEBUG)
return _byteswap_uint64(value); return _byteswap_uint64(value);