summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/cpu/melps4/melps4op.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/cpu/melps4/melps4op.cpp')
-rw-r--r--src/devices/cpu/melps4/melps4op.cpp28
1 files changed, 14 insertions, 14 deletions
diff --git a/src/devices/cpu/melps4/melps4op.cpp b/src/devices/cpu/melps4/melps4op.cpp
index 4f77764a66b..44d17ae2d4c 100644
--- a/src/devices/cpu/melps4/melps4op.cpp
+++ b/src/devices/cpu/melps4/melps4op.cpp
@@ -8,15 +8,15 @@
// internal helpers
-inline UINT8 melps4_cpu_device::ram_r()
+inline uint8_t melps4_cpu_device::ram_r()
{
- UINT8 address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
+ uint8_t 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 data)
+inline void melps4_cpu_device::ram_w(uint8_t data)
{
- UINT8 address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
+ uint8_t address = (m_z << 6 | m_x << 4 | m_y) & m_datamask;
m_data->write_byte(address, data & 0xf);
}
@@ -134,7 +134,7 @@ void melps4_cpu_device::op_lcps()
m_cps = m_op & 1;
// swap registers
- UINT8 x, y, z, cy;
+ uint8_t x, y, z, cy;
x = m_x;
y = m_y;
z = m_z;
@@ -171,7 +171,7 @@ void melps4_cpu_device::op_tam()
void melps4_cpu_device::op_xam()
{
// XAM j: exchange RAM with A, xor X with j
- UINT8 a = m_a;
+ uint8_t a = m_a;
m_a = ram_r();
ram_w(a);
m_x ^= m_op & 3;
@@ -227,7 +227,7 @@ 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 n = m_op & 0xf;
+ uint8_t n = m_op & 0xf;
m_a += n;
m_skip = !(m_a & 0x10 || n == 6);
m_a &= 0xf;
@@ -260,7 +260,7 @@ void melps4_cpu_device::op_cma()
void melps4_cpu_device::op_rl()
{
// RL(undocumented): rotate A left through carry
- UINT8 c = m_a >> 3 & 1;
+ uint8_t c = m_a >> 3 & 1;
m_a = (m_a << 1 | m_cy) & 0xf;
m_cy = c;
}
@@ -268,7 +268,7 @@ void melps4_cpu_device::op_rl()
void melps4_cpu_device::op_rr()
{
// RR(undocumented): rotate A right through carry
- UINT8 c = m_a & 1;
+ uint8_t c = m_a & 1;
m_a = m_a >> 1 | m_cy << 3;
m_cy = c;
}
@@ -333,7 +333,7 @@ void melps4_cpu_device::op_taj()
void melps4_cpu_device::op_xal()
{
// XAL: exchange A with L
- UINT8 a = m_a;
+ uint8_t a = m_a;
m_a = m_l;
m_l = a;
}
@@ -341,7 +341,7 @@ void melps4_cpu_device::op_xal()
void melps4_cpu_device::op_xah()
{
// XAH: exchange A with H
- UINT8 a = m_a;
+ uint8_t a = m_a;
m_a = m_h;
m_h = a;
}
@@ -362,7 +362,7 @@ void melps4_cpu_device::op_dec()
void melps4_cpu_device::op_shl()
{
// SHL: set bit in L or H designated by C
- UINT8 mask = 1 << (m_c & 3);
+ uint8_t mask = 1 << (m_c & 3);
if (m_c & 4)
m_h |= mask;
else
@@ -372,7 +372,7 @@ void melps4_cpu_device::op_shl()
void melps4_cpu_device::op_rhl()
{
// RHL: reset bit in L or H designated by C
- UINT8 mask = 1 << (m_c & 3);
+ uint8_t mask = 1 << (m_c & 3);
if (m_c & 4)
m_h &= ~mask;
else
@@ -498,7 +498,7 @@ 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 page = m_pc >> 7;
+ uint8_t page = m_pc >> 7;
if ((m_prev_op & ~0xf) == m_sp_mask)
{
m_sm = false;