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pla: Add optional logging to present the decoded terms (nw)

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This commit is contained in:
AJR 2019-05-09 21:40:36 -04:00
parent 5c527adc55
commit 69e3dccfef
1 changed files with 16 additions and 0 deletions
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16
src/devices/machine/pla.cpp
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@ -11,6 +11,10 @@
#include "jedparse.h" #include "jedparse.h"
#include "plaparse.h" #include "plaparse.h"
#define LOG_TERMS (1 << 0U)
//#define VERBOSE (LOG_TERMS)
#include "logmacro.h"
DEFINE_DEVICE_TYPE(PLA, pla_device, "pla", "PLA") DEFINE_DEVICE_TYPE(PLA, pla_device, "pla", "PLA")
DEFINE_DEVICE_TYPE(PLS100, pls100_device, "pls100", "82S100-series PLA") DEFINE_DEVICE_TYPE(PLS100, pls100_device, "pls100", "82S100-series PLA")
@ -147,6 +151,16 @@ void pla_device::parse_fusemap()
} }
term->or_mask <<= 32; term->or_mask <<= 32;
LOGMASKED(LOG_TERMS, "F |= %0*X if (I & %0*X) == zeroes and (I & %0*X) == ones [term %d%s]\n",
(m_outputs + 3) / 4,
term->or_mask >> 32,
(m_inputs + 3) / 4,
(term->and_mask ^ m_input_mask) >> 32,
(m_inputs + 3) / 4,
uint32_t(term->and_mask ^ m_input_mask),
p,
(~term->and_mask & (~term->and_mask >> 32) & m_input_mask) == 0 ? "" : ", ignored");
} }
// XOR mask // XOR mask
@ -158,6 +172,8 @@ void pla_device::parse_fusemap()
} }
m_xor <<= 32; m_xor <<= 32;
LOGMASKED(LOG_TERMS, "F ^= %0*X\n", (m_outputs + 3) / 4, m_xor >> 32);
} }