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changed some flag masks for different privilege levels

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1441
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Sjoerd van der Berg 2003-11-18 20:51:55 +00:00
parent db195c0ad1
commit d46d87c72f
1 changed files with 8 additions and 3 deletions
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11
include/regs.h
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@ -26,22 +26,27 @@
#define FLAG_AF 0x00000010
#define FLAG_ZF 0x00000040
#define FLAG_SF 0x00000080
#define FLAG_OF 0x00000800
#define FLAG_TF 0x00000100
#define FLAG_IF 0x00000200
#define FLAG_DF 0x00000400
#define FLAG_OF 0x00000800
#define FLAG_MASK (FLAG_CF | FLAG_PF | FLAG_AF | FLAG_ZF | FLAG_SF | FLAG_OF)
#define FLAG_IOPL 0x00003000
#define FLAG_NT 0x00004000
#define FLAG_VM 0x00020000
#define FMASK_TEST (FLAG_CF | FLAG_PF | FLAG_AF | FLAG_ZF | FLAG_SF | FLAG_OF)
#define FMASK_NORMAL (FMASK_TEST | FLAG_DF | FLAG_TF | FLAG_IF)
#define FMASK_ALL (FMASK_NORMAL | FLAG_IOPL | FLAG_NT)
#define SETFLAGBIT(TYPE,TEST) if (TEST) reg_flags|=FLAG_ ## TYPE; else reg_flags&=~FLAG_ ## TYPE
#define GETFLAG(TYPE) (reg_flags & FLAG_ ## TYPE)
#define GETFLAGBOOL(TYPE) ((reg_flags & FLAG_ ## TYPE) ? true : false )
#define GETFLAG_IOPL ((reg_flags & FLAG_IOPL) >> 12)
struct Segment {
Bit16u val;
PhysPt phys; /* The phyiscal address start in emulated machine */