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Added MS-DOS 1.x and 2.0 directory listings (and fixed improper fault handling on 8086 machines)

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This commit is contained in:
Jeff Parsons 2016-02-04 12:13:32 -08:00
commit c3215b7aca
6 changed files with 216 additions and 9 deletions
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14
modules/pcjs/lib/x86ops.js
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@ -4342,7 +4342,7 @@ X86.opGRP3w = function()
X86.opCLC = function()
{
this.clearCF();
this.nStepCycles -= 2; // CLC takes 2 cycles on all CPUs
this.nStepCycles -= 2; // CLC takes 2 cycles on all CPUs
};
/**
@ -4353,7 +4353,7 @@ X86.opCLC = function()
X86.opSTC = function()
{
this.setCF();
this.nStepCycles -= 2; // STC takes 2 cycles on all CPUs
this.nStepCycles -= 2; // STC takes 2 cycles on all CPUs
};
/**
@ -4373,7 +4373,7 @@ X86.opCLI = function()
return;
}
this.clearIF();
this.nStepCycles -= this.cycleCounts.nOpCyclesCLI; // CLI takes LONGER on an 80286
this.nStepCycles -= this.cycleCounts.nOpCyclesCLI; // CLI takes LONGER on an 80286
};
/**
@ -4394,7 +4394,7 @@ X86.opSTI = function()
}
this.setIF();
this.opFlags |= X86.OPFLAG.NOINTR;
this.nStepCycles -= 2; // STI takes 2 cycles on all CPUs
this.nStepCycles -= 2; // STI takes 2 cycles on all CPUs
};
/**
@ -4405,7 +4405,7 @@ X86.opSTI = function()
X86.opCLD = function()
{
this.clearDF();
this.nStepCycles -= 2; // CLD takes 2 cycles on all CPUs
this.nStepCycles -= 2; // CLD takes 2 cycles on all CPUs
};
/**
@ -4416,7 +4416,7 @@ X86.opCLD = function()
X86.opSTD = function()
{
this.setDF();
this.nStepCycles -= 2; // STD takes 2 cycles on all CPUs
this.nStepCycles -= 2; // STD takes 2 cycles on all CPUs
};
/**
@ -4655,5 +4655,5 @@ X86.aOpGrp4b = [
X86.aOpGrp4w = [
X86.fnINCw, X86.fnDECw, X86.fnCALLw, X86.fnCALLFdw, // 0xFF(reg=0x0-0x3)
X86.fnJMPw, X86.fnJMPFdw, X86.fnPUSHw, X86.fnGRPFault // 0xFF(reg=0x4-0x7)
X86.fnJMPw, X86.fnJMPFdw, X86.fnPUSHw, X86.fnGRPUndefined // 0xFF(reg=0x4-0x7)
];