z80: use z80 terminology for the flag vars

Author: happppp

src/devices/cpu/z80/r800.cpp

@@ -70,11 +70,11 @@ u8 r800_device::r800_sll(u8 value)
 	const u8 res = u8(value << 1);
 	{
 		QT = 0;
-		m_f.sign_val = m_f.zero_val = res;
-		m_f.parity_overflow_val = !0;
+		m_f.s_val = m_f.z_val = res;
+		m_f.pv_val = !0;
 		m_f.yx_val = res;
-		m_f.half_carry_val = m_f.subtract = 0;
-		m_f.carry = value & 0x80;
+		m_f.h_val = m_f.n = 0;
+		m_f.c = value & 0x80;
 	}
 
 	return res;
@@ -86,11 +86,11 @@ void r800_device::mulub(u8 value)
 	{
 		QT = 0;
 		// keep HN
-		m_f.sign_val = 0;
-		m_f.zero_val = HL != 0;
-		m_f.parity_overflow_val = !0;
+		m_f.s_val = 0;
+		m_f.z_val = HL != 0;
+		m_f.pv_val = !0;
 		m_f.yx_val = 0;
-		m_f.carry = H;
+		m_f.c = H;
 	}
 }
 
@@ -102,11 +102,11 @@ void r800_device::muluw(u16 value)
 	{
 		QT = 0;
 		// keep HN
-		m_f.sign_val = 0;
-		m_f.zero_val = res != 0;
-		m_f.parity_overflow_val = !0;
+		m_f.s_val = 0;
+		m_f.z_val = res != 0;
+		m_f.pv_val = !0;
 		m_f.yx_val = 0;
-		m_f.carry = DE;
+		m_f.c = DE;
 	}
 }