6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2025-08-13 00:25:26 +00:00
Code Issues Projects Releases Wiki Activity

Translate BSET.

Browse Source
This commit is contained in:
Thomas Harte
2022-04-24 19:58:10 -04:00
parent 4f4a2e6d92
commit 03caa53863
1 changed files with 5 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
InstructionSets/68k/Decoder.cpp
View File

@@ -246,13 +246,15 @@ template <uint8_t op> uint32_t Predecoder<model>::invalid_operands() {
Quick Quick
>::value; >::value;
case OpT(Operation::BCHG): case OpT(Operation::BCLR): case OpT(Operation::BCHG):
case OpT(Operation::BCLR):
case OpT(Operation::BSET):
return ~TwoOperandMask< return ~TwoOperandMask<
Dn, Dn,
AlterableAddressingModesNoAn AlterableAddressingModesNoAn
>::value; >::value;
case BCHGI: case BCLRI: case BCHGI: case BCLRI: case BSETI:
return ~TwoOperandMask< return ~TwoOperandMask<
Imm, Imm,
AlterableAddressingModesNoAn AlterableAddressingModesNoAn
@@ -294,6 +296,7 @@ template <uint8_t op, bool validate> Preinstruction Predecoder<model>::validated
case OpT(Operation::Bccb): case OpT(Operation::Bccw): case OpT(Operation::Bccl): case OpT(Operation::Bccb): case OpT(Operation::Bccw): case OpT(Operation::Bccl):
case OpT(Operation::BCHG): case BCHGI: case OpT(Operation::BCHG): case BCHGI:
case OpT(Operation::BCLR): case BCLRI: case OpT(Operation::BCLR): case BCLRI:
case OpT(Operation::BSET): case BSETI:
case OpT(Operation::NBCD): { case OpT(Operation::NBCD): {
const auto invalid = invalid_operands<op>(); const auto invalid = invalid_operands<op>();
const auto observed = operand_mask(original); const auto observed = operand_mask(original);
@@ -477,8 +480,6 @@ template <uint8_t op, bool validate> Preinstruction Predecoder<model>::validated
return Preinstruction(); return Preinstruction();
} }
// ADDA, SUBA.
// case OpT(Operation::ADDAw): case OpT(Operation::ADDAl):
case OpT(Operation::SUBAw): case OpT(Operation::SUBAl): case OpT(Operation::SUBAw): case OpT(Operation::SUBAl):
switch(original.mode<0>()) { switch(original.mode<0>()) {
default: break; default: break;
@@ -519,18 +520,6 @@ template <uint8_t op, bool validate> Preinstruction Predecoder<model>::validated
return Preinstruction(); return Preinstruction();
} }
case OpT(Operation::BSET): case BSETI:
switch(original.mode<1>()) {
default: return original;
case AddressingMode::None:
case AddressingMode::AddressRegisterDirect:
case AddressingMode::ProgramCounterIndirectWithDisplacement:
case AddressingMode::ProgramCounterIndirectWithIndex8bitDisplacement:
case AddressingMode::ImmediateData:
return Preinstruction();
}
case BTSTI: case BTSTI:
switch(original.mode<1>()) { switch(original.mode<1>()) {
default: return original; default: return original;