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Diffstat (limited to 'src/emu/cpu/cosmac/cosmac.c')
-rw-r--r--src/emu/cpu/cosmac/cosmac.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/src/emu/cpu/cosmac/cosmac.c b/src/emu/cpu/cosmac/cosmac.c
index 089458467ad..afd5b535119 100644
--- a/src/emu/cpu/cosmac/cosmac.c
+++ b/src/emu/cpu/cosmac/cosmac.c
@@ -14,11 +14,11 @@
/*
- TODO:
+ TODO:
- - debugger cursor is not on R(P)
- - divide clock by 8
- - min cycles -> 2 and 3
+ - debugger cursor is not on R(P)
+ - divide clock by 8
+ - min cycles -> 2 and 3
*/
@@ -47,7 +47,7 @@ const cosmac_state_code COSMAC_STATE_CODE[] =
COSMAC_STATE_CODE_S1_EXECUTE, // COSMAC_STATE_1_RESET
COSMAC_STATE_CODE_S1_EXECUTE, // COSMAC_STATE_1_INIT
COSMAC_STATE_CODE_S1_EXECUTE, // COSMAC_STATE_1_EXECUTE
- COSMAC_STATE_CODE_S2_DMA, // COSMAC_STATE_2_DMA_IN
+ COSMAC_STATE_CODE_S2_DMA, // COSMAC_STATE_2_DMA_IN
COSMAC_STATE_CODE_S2_DMA, // COSMAC_STATE_2_DMA_OUT
COSMAC_STATE_CODE_S3_INTERRUPT // COSMAC_STATE_3_INT
};
@@ -109,9 +109,9 @@ const cosmac_device::ophandler cosmac_device::s_opcodetable[256] =
&cosmac_device::dec, &cosmac_device::dec, &cosmac_device::dec, &cosmac_device::dec,
&cosmac_device::br, &cosmac_device::bq, &cosmac_device::bz, &cosmac_device::bdf,
- &cosmac_device::b, &cosmac_device::b, &cosmac_device::b, &cosmac_device::b,
+ &cosmac_device::b, &cosmac_device::b, &cosmac_device::b, &cosmac_device::b,
&cosmac_device::nbr, &cosmac_device::bnq, &cosmac_device::bnz, &cosmac_device::bnf,
- &cosmac_device::bn, &cosmac_device::bn, &cosmac_device::bn, &cosmac_device::bn,
+ &cosmac_device::bn, &cosmac_device::bn, &cosmac_device::bn, &cosmac_device::bn,
&cosmac_device::lda, &cosmac_device::lda, &cosmac_device::lda, &cosmac_device::lda,
&cosmac_device::lda, &cosmac_device::lda, &cosmac_device::lda, &cosmac_device::lda,
@@ -169,7 +169,7 @@ const cosmac_device::ophandler cosmac_device::s_opcodetable[256] =
&cosmac_device::sex, &cosmac_device::sex, &cosmac_device::sex, &cosmac_device::sex,
&cosmac_device::ldx, &cosmac_device::_or, &cosmac_device::_and, &cosmac_device::_xor,
- &cosmac_device::add, &cosmac_device::sd, &cosmac_device::shr, &cosmac_device::sm,
+ &cosmac_device::add, &cosmac_device::sd, &cosmac_device::shr, &cosmac_device::sm,
&cosmac_device::ldi, &cosmac_device::ori, &cosmac_device::ani, &cosmac_device::xri,
&cosmac_device::adi, &cosmac_device::sdi, &cosmac_device::shl, &cosmac_device::smi
};
@@ -360,16 +360,16 @@ void cosmac_device::device_start()
// register our state for the debugger
state_add(STATE_GENPC, "GENPC", R[P]).noshow();
state_add(STATE_GENFLAGS, "GENFLAGS", m_flagsio).mask(0x7).callimport().callexport().noshow().formatstr("%3s");
-
+
state_add(COSMAC_P, "P", m_p).mask(0xf);
state_add(COSMAC_X, "X", m_x).mask(0xf);
state_add(COSMAC_D, "D", m_d);
state_add(COSMAC_B, "B", m_b);
state_add(COSMAC_T, "T", m_t);
-
+
state_add(COSMAC_I, "I", m_i).mask(0xf);
state_add(COSMAC_N, "N", m_n).mask(0xf);
-
+
astring tempstr;
for (int regnum = 0; regnum < 16; regnum++)
state_add(COSMAC_R0 + regnum, tempstr.format("R%x", regnum), m_r[regnum]);
@@ -427,7 +427,7 @@ void cosmac_device::device_start()
void cosmac_device::device_reset()
{
}
-
+
//-------------------------------------------------
// state_import - import state into the device,
@@ -518,7 +518,7 @@ inline UINT8 cosmac_device::read_byte(offs_t address)
//-------------------------------------------------
-// read_io_byte - read an I/O byte at the given
+// read_io_byte - read an I/O byte at the given
// address
//-------------------------------------------------
@@ -539,7 +539,7 @@ inline void cosmac_device::write_byte(offs_t address, UINT8 data)
//-------------------------------------------------
-// write_io_byte - write an I/O byte at the given
+// write_io_byte - write an I/O byte at the given
// address
//-------------------------------------------------
@@ -565,7 +565,7 @@ offs_t cosmac_device::get_memory_address()
}
//-------------------------------------------------
-// execute_set_input -
+// execute_set_input -
//-------------------------------------------------
void cosmac_device::execute_set_input(int inputnum, int state)
@@ -595,7 +595,7 @@ void cosmac_device::execute_set_input(int inputnum, int state)
//-------------------------------------------------
-// execute_run -
+// execute_run -
//-------------------------------------------------
void cosmac_device::execute_run()
@@ -676,7 +676,7 @@ void cosmac_device::execute_run()
inline void cosmac_device::run()
{
output_state_code();
-
+
switch (m_state)
{
case COSMAC_STATE_0_FETCH:
@@ -1129,7 +1129,7 @@ void cosmac_device::lsnf() { long_skip(!DF); }
void cosmac_device::lsq() { long_skip(Q); }
void cosmac_device::lsnq() { long_skip(!Q); }
void cosmac_device::lsie() { long_skip(IE); }
-
+
// control instructions opcode handlers
void cosmac_device::idl() { /* idle */ }
void cosmac_device::nop() { m_icount -= CLOCKS_EXECUTE; }