From efe354a7b1e2eac58270ff37dd266ba757383b3b Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Thu, 25 May 2017 22:55:04 -0400
Subject: [PATCH] Fixed half carry after logical operation.s

---
 Processors/Z80/Z80.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Processors/Z80/Z80.hpp b/Processors/Z80/Z80.hpp
index 4e31fff43..58c2f1eb1 100644
--- a/Processors/Z80/Z80.hpp
+++ b/Processors/Z80/Z80.hpp
@@ -595,6 +595,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
 
 					case MicroOp::And:
 						a_ &= *(uint8_t *)operation->source;
+						half_carry_flag_ = Flag::HalfCarry;
 						sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_;
 						parity_overflow_flag_ = 0;
 						set_parity(a_);
@@ -602,6 +603,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
 
 					case MicroOp::Or:
 						a_ |= *(uint8_t *)operation->source;
+						half_carry_flag_ = 0;
 						sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_;
 						parity_overflow_flag_ = 0;
 						set_parity(a_);
@@ -609,6 +611,7 @@ template <class T> class Processor: public MicroOpScheduler<MicroOp> {
 
 					case MicroOp::Xor:
 						a_ ^= *(uint8_t *)operation->source;
+						half_carry_flag_ = 0;
 						sign_result_ = zero_result_ = bit5_result_ = bit3_result_ = a_;
 						parity_overflow_flag_ = 0;
 						set_parity(a_);