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Cleaned up the decoding SRCMODE and DSTMODE operands, should be less confusing now

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This commit is contained in:
Jeff 2016-10-04 17:22:25 -07:00 • committed by Jeff Parsons
commit 795d57839b
6 changed files with 569 additions and 567 deletions
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15
modules/pdp11/lib/debugger.js
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@ -589,6 +589,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, false, 1);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
b = this.bus.getByteDirect(addr);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -610,6 +613,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, false, 2);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
w = this.bus.getWordDirect(addr);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -630,6 +636,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, true, 1);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
this.bus.setByteDirect(addr, b);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -650,6 +659,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, true, 2);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
this.bus.setWordDirect(addr, w);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -3425,7 +3437,7 @@ if (DEBUGGER) {
}
}
}
addr--;
addr -= 2;
}
dbgAddr.addr = addrOrig;
return sCall;
@ -3463,6 +3475,7 @@ if (DEBUGGER) {
* wrap the offset around the end of the segment, we must also check the addr property to detect the wrap.
*/
if (dbgAddrStack.addr == null || !cTests--) break;
if (dbgAddrCall.addr & 0x1) continue; // an odd address on the PDP-11 is not a valid instruction boundary
sCall = this.getCall(dbgAddrCall);
if (sCall) break;
}