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don't fatalerror on parse error

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hap 2014-11-20 17:45:30 +01:00
parent 4aa10d383f
commit 4ca23dc263
2 changed files with 22 additions and 12 deletions
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30
src/emu/machine/pla.c
View File

@ -26,7 +26,8 @@ pla_device::pla_device(const machine_config &mconfig, const char *tag, device_t
m_inputs(0),
m_outputs(0),
m_terms(0),
m_input_mask(0)
m_input_mask(0),
m_xor(0)
{
}
@ -85,7 +86,16 @@ void pla_device::parse_fusemap()
}
if (result != JEDERR_NONE)
fatalerror("%s PLA parse error %d\n", tag(), result);
{
for (int p = 0; p < m_terms; p++)
{
m_term[p].and_mask = 0;
m_term[p].or_mask = 0;
}
logerror("%s PLA parse error %d!\n", tag(), result);
return;
}
// parse it
UINT32 fusenum = 0;
@ -95,26 +105,26 @@ void pla_device::parse_fusemap()
term *term = &m_term[p];
// AND mask
term->m_and = 0;
term->and_mask = 0;
for (int i = 0; i < m_inputs; i++)
{
// complement
term->m_and |= (UINT64)jed_get_fuse(&jed, fusenum++) << (i + 32);
term->and_mask |= (UINT64)jed_get_fuse(&jed, fusenum++) << (i + 32);
// true
term->m_and |= (UINT64)jed_get_fuse(&jed, fusenum++) << i;
term->and_mask |= (UINT64)jed_get_fuse(&jed, fusenum++) << i;
}
// OR mask
term->m_or = 0;
term->or_mask = 0;
for (int f = 0; f < m_outputs; f++)
{
term->m_or |= !jed_get_fuse(&jed, fusenum++) << f;
term->or_mask |= !jed_get_fuse(&jed, fusenum++) << f;
}
term->m_or <<= 32;
term->or_mask <<= 32;
}
// XOR mask
@ -158,9 +168,9 @@ UINT32 pla_device::read(UINT32 input)
{
term* term = &m_term[i];
if ((term->m_and | inputs) == m_input_mask)
if ((term->and_mask | inputs) == m_input_mask)
{
s |= term->m_or;
s |= term->or_mask;
}
}

4
src/emu/machine/pla.h
View File

@ -127,8 +127,8 @@ private:
struct term
{
UINT64 m_and;
UINT64 m_or;
UINT64 and_mask;
UINT64 or_mask;
} m_term[MAX_TERMS];
};