stuff/suyu
stuff/suyu
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/suyu.git synced 2024-11-24 04:16:24 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Merge pull request #710 from lioncash/unused

Browse source 
common/common_funcs: Remove unused rotation functions
This commit is contained in:
bunnei 2018-07-19 11:43:41 -07:00 committed by GitHub
commit d6c7a05239
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 0 additions and 38 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

38
src/common/common_funcs.h
View file

@ -38,40 +38,6 @@
#define Crash() exit(1)
#endif
// GCC 4.8 defines all the rotate functions now
// Small issue with GCC's lrotl/lrotr intrinsics is they are still 32bit while we require 64bit
#ifdef _rotl
#define rotl _rotl
#else
inline u32 rotl(u32 x, int shift) {
shift &= 31;
if (!shift)
return x;
return (x << shift) | (x >> (32 - shift));
}
#endif
#ifdef _rotr
#define rotr _rotr
#else
inline u32 rotr(u32 x, int shift) {
shift &= 31;
if (!shift)
return x;
return (x >> shift) | (x << (32 - shift));
}
#endif
inline u64 _rotl64(u64 x, unsigned int shift) {
unsigned int n = shift % 64;
return (x << n) | (x >> (64 - n));
}
inline u64 _rotr64(u64 x, unsigned int shift) {
unsigned int n = shift % 64;
return (x >> n) | (x << (64 - n));
}
#else // _MSC_VER
// Locale Cross-Compatibility
@ -82,10 +48,6 @@ __declspec(dllimport) void __stdcall DebugBreak(void);
}
#define Crash() DebugBreak()
// cstdlib provides these on MSVC
#define rotr _rotr
#define rotl _rotl
#endif // _MSC_VER ndef
// Generic function to get last error message.