From e8bad8c3ca33d6dfa672f2e570eddc3ab4b3a7e6 Mon Sep 17 00:00:00 2001
From: Toad King
Date: Thu, 14 Jun 2012 03:23:47 -0400
Subject: initial libretro changes

---
 src/memmap.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src/memmap.h')

diff --git a/src/memmap.h b/src/memmap.h
index ca234ea..d146522 100644
--- a/src/memmap.h
+++ b/src/memmap.h
@@ -46,8 +46,11 @@
 #ifdef FAST_LSB_WORD_ACCESS
 #define READ_WORD(s) (*(uint16 *) (s))
 #define READ_DWORD(s) (*(uint32 *) (s))
-#define WRITE_WORD(s, d) (*(uint16 *) (s) = (d)
-#define WRITE_DWORD(s, d) (*(uint32 *) (s) = (d)
+#define WRITE_WORD(s, d) *(uint16 *) (s) = (d)
+#define WRITE_DWORD(s, d) *(uint32 *) (s) = (d)
+#define READ_3WORD(s) ((*(uint32 *) (s)) & 0x00FFFFFF)
+#define WRITE_3WORD(s, d) *(uint16 *) (s) = (uint16) (d), \
+		          *((uint8 *) (s) + 2) = (uint8) ((d) >> 16)
 #else
 #define READ_WORD(s) ( *(uint8 *) (s) |\
 		      (*((uint8 *) (s) + 1) << 8))
-- 
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