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Diffstat (limited to 'src/devices/cpu/mips/mips3fe.h')
-rw-r--r--src/devices/cpu/mips/mips3fe.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/devices/cpu/mips/mips3fe.h b/src/devices/cpu/mips/mips3fe.h
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+++ b/src/devices/cpu/mips/mips3fe.h
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+// license:BSD-3-Clause
+// copyright-holders:Aaron Giles
+/***************************************************************************
+
+ mips3fe.h
+
+ Front-end for MIPS3 recompiler
+
+***************************************************************************/
+
+#pragma once
+
+#ifndef __MIPS3FE_H__
+#define __MIPS3FE_H__
+
+
+//**************************************************************************
+// MACROS
+//**************************************************************************
+
+// register flags 0
+#define REGFLAG_R(n) (((n) == 0) ? 0 : (1 << (n)))
+
+// register flags 1
+#define REGFLAG_CPR1(n) (1 << (n))
+
+// register flags 2
+#define REGFLAG_LO (1 << 0)
+#define REGFLAG_HI (1 << 1)
+#define REGFLAG_FCC (1 << 2)
+
+
+#endif /* __MIPS3FE_H__ */