diff options
author | AJR <ajrhacker@users.noreply.github.com> | 2016-01-30 13:25:32 -0500 |
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committer | AJR <ajrhacker@users.noreply.github.com> | 2016-01-30 13:25:32 -0500 |
commit | 83e6738a0a26282606b21848a027963d63ef8f78 (patch) | |
tree | 313ce111894087682675cc4b6559d94baa1af9e6 /src/emu/memory.h | |
parent | 37adee5d3eaf57ef1a7554781349eb6724326776 (diff) |
Add macros for alignment checking (nw)
Diffstat (limited to 'src/emu/memory.h')
-rw-r--r-- | src/emu/memory.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/emu/memory.h b/src/emu/memory.h index 3b46ac33449..34a060a51b6 100644 --- a/src/emu/memory.h +++ b/src/emu/memory.h @@ -866,6 +866,12 @@ private: #define DWORD_XOR_LE(a) ((a) ^ NATIVE_ENDIAN_VALUE_LE_BE(0,4)) +// helpers for checking address alignment +#define WORD_ALIGNED(a) (((a) & 1) == 0) +#define DWORD_ALIGNED(a) (((a) & 3) == 0) +#define QWORD_ALIGNED(a) (((a) & 7) == 0) + + //************************************************************************** // INLINE FUNCTIONS |