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Fixed half carry after logical operation.s

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This commit is contained in:
Thomas Harte 2017-05-25 22:55:04 -04:00
parent d50d3fc837
commit efe354a7b1
1 changed files with 3 additions and 0 deletions
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3
Processors/Z80/Z80.hpp
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@ -595,6 +595,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
case MicroOp::And: case MicroOp::And:
a_ &= *(uint8_t *)operation->source; a_ &= *(uint8_t *)operation->source;
half_carry_flag_ = Flag::HalfCarry;
sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_; sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_;
parity_overflow_flag_ = 0; parity_overflow_flag_ = 0;
set_parity(a_); set_parity(a_);
@ -602,6 +603,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
case MicroOp::Or: case MicroOp::Or:
a_ |= *(uint8_t *)operation->source; a_ |= *(uint8_t *)operation->source;
half_carry_flag_ = 0;
sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_; sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_;
parity_overflow_flag_ = 0; parity_overflow_flag_ = 0;
set_parity(a_); set_parity(a_);
@ -609,6 +611,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
case MicroOp::Xor: case MicroOp::Xor:
a_ ^= *(uint8_t *)operation->source; a_ ^= *(uint8_t *)operation->source;
half_carry_flag_ = 0;
sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_; sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_;
parity_overflow_flag_ = 0; parity_overflow_flag_ = 0;
set_parity(a_); set_parity(a_);