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More 80386 support, and an audio API change forced by Chrome

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This commit is contained in:
Jeff Parsons 2015-03-06 19:33:35 -08:00 • committed by jeffpar
commit d3d431eb2c
9 changed files with 2406 additions and 2358 deletions
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10
modules/pcjs/lib/x86opxx.js
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@ -1609,12 +1609,11 @@ X86.opGS = function GS()
X86.opOS = function OS()
{
if (I386) {
this.opFlags |= X86.OPFLAG.SEG;
this.opFlags |= X86.OPFLAG.DATASIZE;
this.dataSize ^= 0x6; // that which is 2 shall become 4, and vice versa
this.dataMask ^= (0xffff0000|0); // that which is 0x0000ffff shall become 0xffffffff, and vice versa
this.setDataSize();
this.nStepCycles -= this.CYCLES.nOpCyclesPrefix;
this.stopCPU();
}
};
@ -1628,12 +1627,11 @@ X86.opOS = function OS()
X86.opAS = function AS()
{
if (I386) {
this.opFlags |= X86.OPFLAG.SEG;
this.opFlags |= X86.OPFLAG.ADDRSIZE;
this.addrSize ^= 0x06; // that which is 2 shall become 4, and vice versa
this.addrMask ^= (0xffff0000|0); // that which is 0x0000ffff shall become 0xffffffff, and vice versa
this.setAddrSize();
this.nStepCycles -= this.CYCLES.nOpCyclesPrefix;
this.stopCPU();
}
};
@ -2618,7 +2616,7 @@ X86.opCWD = function CWD()
*/
X86.opCALLF = function CALLF()
{
X86.fnCALLF.call(this, this.getIPWord(), this.getIPWord());
X86.fnCALLF.call(this, this.getIPWord(), this.getIPShort());
this.nStepCycles -= this.CYCLES.nOpCyclesCallF;
};
@ -3887,7 +3885,7 @@ X86.opJMP = function JMP()
*/
X86.opJMPF = function JMPF()
{
this.setCSIP(this.getIPWord(), this.getIPWord());
this.setCSIP(this.getIPWord(), this.getIPShort());
this.nStepCycles -= this.CYCLES.nOpCyclesJmpF;
};