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Diffstat (limited to 'src/devices/cpu/melps4/melps4op.cpp')
-rw-r--r--src/devices/cpu/melps4/melps4op.cpp30
1 files changed, 15 insertions, 15 deletions
diff --git a/src/devices/cpu/melps4/melps4op.cpp b/src/devices/cpu/melps4/melps4op.cpp
index 755d5a10ef1..5760836515b 100644
--- a/src/devices/cpu/melps4/melps4op.cpp
+++ b/src/devices/cpu/melps4/melps4op.cpp
@@ -9,15 +9,15 @@
// internal helpers
-inline uint8_t melps4_cpu_device::ram_r()
+inline u8 melps4_cpu_device::ram_r()
{
- uint8_t address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
+ u8 address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
return m_data->read_byte(address) & 0xf;
}
-inline void melps4_cpu_device::ram_w(uint8_t data)
+inline void melps4_cpu_device::ram_w(u8 data)
{
- uint8_t address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
+ u8 address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
m_data->write_byte(address, data & 0xf);
}
@@ -135,7 +135,7 @@ void melps4_cpu_device::op_lcps()
m_cps = m_op & 1;
// swap registers
- uint8_t x, y, z, cy;
+ u8 x, y, z, cy;
x = m_x;
y = m_y;
z = m_z;
@@ -172,7 +172,7 @@ void melps4_cpu_device::op_tam()
void melps4_cpu_device::op_xam()
{
// XAM j: exchange RAM with A, xor X with j
- uint8_t a = m_a;
+ u8 a = m_a;
m_a = ram_r();
ram_w(a);
m_x ^= m_op & 3;
@@ -228,7 +228,7 @@ void melps4_cpu_device::op_amcs()
void melps4_cpu_device::op_a()
{
// A n: add immediate to A, skip next on no carry (except when n=6)
- uint8_t n = m_op & 0xf;
+ u8 n = m_op & 0xf;
m_a += n;
m_skip = !(m_a & 0x10 || n == 6);
m_a &= 0xf;
@@ -261,7 +261,7 @@ void melps4_cpu_device::op_cma()
void melps4_cpu_device::op_rl()
{
// RL(undocumented): rotate A left through carry
- uint8_t c = m_a >> 3 & 1;
+ u8 c = m_a >> 3 & 1;
m_a = (m_a << 1 | m_cy) & 0xf;
m_cy = c;
}
@@ -269,7 +269,7 @@ void melps4_cpu_device::op_rl()
void melps4_cpu_device::op_rr()
{
// RR(undocumented): rotate A right through carry
- uint8_t c = m_a & 1;
+ u8 c = m_a & 1;
m_a = m_a >> 1 | m_cy << 3;
m_cy = c;
}
@@ -334,7 +334,7 @@ void melps4_cpu_device::op_taj()
void melps4_cpu_device::op_xal()
{
// XAL: exchange A with L
- uint8_t a = m_a;
+ u8 a = m_a;
m_a = m_l;
m_l = a;
}
@@ -342,7 +342,7 @@ void melps4_cpu_device::op_xal()
void melps4_cpu_device::op_xah()
{
// XAH: exchange A with H
- uint8_t a = m_a;
+ u8 a = m_a;
m_a = m_h;
m_h = a;
}
@@ -363,7 +363,7 @@ void melps4_cpu_device::op_dec()
void melps4_cpu_device::op_shl()
{
// SHL: set bit in L or H designated by C
- uint8_t mask = 1 << (m_c & 3);
+ u8 mask = 1 << (m_c & 3);
if (m_c & 4)
m_h |= mask;
else
@@ -373,7 +373,7 @@ void melps4_cpu_device::op_shl()
void melps4_cpu_device::op_rhl()
{
// RHL: reset bit in L or H designated by C
- uint8_t mask = 1 << (m_c & 3);
+ u8 mask = 1 << (m_c & 3);
if (m_c & 4)
m_h &= ~mask;
else
@@ -499,7 +499,7 @@ void melps4_cpu_device::op_b()
// - short call: subroutine page
// - short jump: current page, or sub. page + 1 when in sub. mode
// - long jump/call(B/BM preceded by SP): temp SP register
- uint8_t page = m_pc >> 7;
+ u8 page = m_pc >> 7;
if ((m_prev_op & ~0xf) == m_sp_mask)
{
m_sm = false;
@@ -696,5 +696,5 @@ void melps4_cpu_device::op_nop()
void melps4_cpu_device::op_illegal()
{
- logerror("%s unknown opcode $%03X at $%04X\n", tag(), m_op, m_prev_pc);
+ logerror("unknown opcode $%03X at $%04X\n", m_op, m_prev_pc);
}