valter/dosbox-staging
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Added VERR and VERW

Browse source 
Added BSWAP


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@976
This commit is contained in:
Sjoerd van der Berg 2003-05-01 18:06:20 +00:00
parent 0fcfc4ac11
commit 06ab2d99bb
3 changed files with 19 additions and 8 deletions
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10
src/cpu/core_full/op.h
View file

@ -408,6 +408,13 @@ switch (inst.code.op) {
case 0x03: /* LTR */
CPU_LTR(inst.op1.d);
goto nextopcode; /* Else value will saved */
case 0x04: /* VERR */
CPU_VERR(inst.op1.d);
goto nextopcode; /* Else value will saved */
case 0x05: /* VERW */
CPU_VERW(inst.op1.d);
goto nextopcode; /* Else value will saved */
default:
LOG(LOG_ERROR|LOG_CPU,"Group 6 Illegal subfunction %X",inst.rm_index);
@ -528,6 +535,9 @@ switch (inst.code.op) {
}
}
break;
case O_BSWAP:
BSWAP(inst.op1.d);
break;
case 0:
break;
default:

16
src/cpu/core_full/optable.h
View file

@ -320,10 +320,10 @@ static OpCode OpCodeTable[1024]={
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
/* 0x1c8 - 0x1cf */
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{L_REGd ,O_BSWAP ,S_REGd ,REGI_AX},{L_REGd ,O_BSWAP ,S_REGd ,REGI_CX},
{L_REGd ,O_BSWAP ,S_REGd ,REGI_DX},{L_REGd ,O_BSWAP ,S_REGd ,REGI_BX},
{L_REGd ,O_BSWAP ,S_REGd ,REGI_SP},{L_REGd ,O_BSWAP ,S_REGd ,REGI_BP},
{L_REGd ,O_BSWAP ,S_REGd ,REGI_SI},{L_REGd ,O_BSWAP ,S_REGd ,REGI_DI},
/* 0x1d0 - 0x1d7 */
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
@ -678,10 +678,10 @@ static OpCode OpCodeTable[1024]={
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
/* 0x3c8 - 0x3cf */
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },
{L_REGd ,O_BSWAP ,S_REGd ,REGI_AX},{L_REGd ,O_BSWAP ,S_REGd ,REGI_CX},
{L_REGd ,O_BSWAP ,S_REGd ,REGI_DX},{L_REGd ,O_BSWAP ,S_REGd ,REGI_BX},
{L_REGd ,O_BSWAP ,S_REGd ,REGI_SP},{L_REGd ,O_BSWAP ,S_REGd ,REGI_BP},
{L_REGd ,O_BSWAP ,S_REGd ,REGI_SI},{L_REGd ,O_BSWAP ,S_REGd ,REGI_DI},
/* 0x3d0 - 0x3d7 */
{0 ,0 ,0 ,0 },{0 ,0 ,0 ,0 },

1
src/cpu/core_full/support.h
View file

@ -89,6 +89,7 @@ enum {
O_BTd,O_BTSd,O_BTRd,O_BTCd,
O_BSFw,O_BSRw,
O_BSWAP,
};