Start on 65816
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@@ -121,8 +121,10 @@ static const char* GetAddrArg (unsigned Flags, unsigned Addr)
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static char Buf [32];
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if (Addr < 0x100) {
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xsprintf (Buf, sizeof (Buf), "$%02X", Addr);
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} else {
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} else if (Addr < 0x10000) {
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xsprintf (Buf, sizeof (Buf), "$%04X", Addr);
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} else {
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xsprintf (Buf, sizeof (Buf), "$%06X", Addr);
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}
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return Buf;
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}
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@@ -322,14 +324,28 @@ void OH_AbsoluteY (const OpcDesc* D)
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void OH_AbsoluteLong (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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/* Get the operand */
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unsigned Addr = GetCodeLongAddr (PC+1);
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/* Generate a label in pass 1 */
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GenerateLabel (D->Flags, Addr);
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/* Output the line */
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OneLine (D, "%s%s", GetAbsOverride (D->Flags, Addr), GetAddrArg (D->Flags, Addr));
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}
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void OH_AbsoluteLongX (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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/* Get the operand */
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unsigned Addr = GetCodeLongAddr (PC+1);
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/* Generate a label in pass 1 */
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GenerateLabel (D->Flags, Addr);
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/* Output the line */
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OneLine (D, "%s%s,x", GetAbsOverride (D->Flags, Addr), GetAddrArg (D->Flags, Addr));
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}
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@@ -358,7 +374,17 @@ void OH_Relative (const OpcDesc* D)
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void OH_RelativeLong (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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/* Get the operand */
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signed short Offs = GetCodeWord (PC+1);
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/* Calculate the target address */
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unsigned Addr = (((int) PC+3) + Offs) & 0xFFFF;
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/* Generate a label in pass 1 */
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GenerateLabel (D->Flags, Addr);
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/* Output the line */
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OneLine (D, "%s", GetAddrArg (D->Flags, Addr));
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}
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@@ -541,14 +567,15 @@ void OH_ImmediateAbsoluteX (const OpcDesc* D)
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void OH_StackRelative (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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/* Output the line */
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OneLine (D, "$%02X,s", GetCodeByte (PC+1));
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}
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void OH_DirectIndirectLongX (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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Error ("Not implemented %s", __FUNCTION__);
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}
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@@ -571,14 +598,28 @@ void OH_StackRelativeIndirectY4510 (const OpcDesc* D attribute ((unused)))
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void OH_DirectIndirectLong (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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/* Get the operand */
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unsigned Addr = GetCodeByte (PC+1);
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/* Generate a label in pass 1 */
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GenerateLabel (D->Flags, Addr);
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/* Output the line */
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OneLine (D, "[%s]", GetAddrArg (D->Flags, Addr));
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}
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void OH_DirectIndirectLongY (const OpcDesc* D attribute ((unused)))
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{
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Error ("Not implemented");
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/* Get the operand */
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unsigned Addr = GetCodeByte (PC+1);
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/* Generate a label in pass 1 */
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GenerateLabel (D->Flags, Addr);
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/* Output the line */
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OneLine (D, "[%s],y", GetAddrArg (D->Flags, Addr));
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}
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