ShuriZma
/
xenia-canary
mirror of https://github.com/xenia-canary/xenia-canary.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Added float/double swap helpers.

This commit is contained in:
Rick Gibbed 2013-05-26 22:39:39 -07:00
parent 6e8828f843
commit 9eadffe461
1 changed files with 25 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/xenia/byte_order.h
View File

@ -47,6 +47,31 @@
#endif #endif
#if XE_CPU(BIGENDIAN)
#define XESWAPF32BE(p) (p)
#define XESWAPF64BE(p) (p)
XEFORCEINLINE float XESWAPF32LE(float value) {
uint32_t dummy = XESWAP32LE(*reinterpret_cast<uint32_t *>(&value));
return *reinterpret_cast<float *>(&dummy);
}
XEFORCEINLINE double XESWAPF64LE(double value) {
uint64_t dummy = XESWAP64LE(*reinterpret_cast<uint64_t *>(&value));
return *reinterpret_cast<double *>(&dummy);
}
#else
XEFORCEINLINE float XESWAPF32BE(float value) {
uint32_t dummy = XESWAP32BE(*reinterpret_cast<uint32_t *>(&value));
return *reinterpret_cast<float *>(&dummy);
}
XEFORCEINLINE double XESWAPF64BE(double value) {
uint64_t dummy = XESWAP64BE(*reinterpret_cast<uint64_t *>(&value));
return *reinterpret_cast<double *>(&dummy);
}
#define XESWAPF32LE(p) (p)
#define XESWAPF64LE(p) (p)
#endif
#define XEGETINT8BE(p) ( (int8_t)(*(p))) #define XEGETINT8BE(p) ( (int8_t)(*(p)))
#define XEGETUINT8BE(p) ( (uint8_t)(*(p))) #define XEGETUINT8BE(p) ( (uint8_t)(*(p)))
#define XEGETINT16BE(p) ( (int16_t)XESWAP16BE(*(uint16_t*)(p))) #define XEGETINT16BE(p) ( (int16_t)XESWAP16BE(*(uint16_t*)(p)))