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authorDaniel Elstner <daniel.kitta@gmail.com>2014-02-28 21:10:53 +0100
committerDaniel Elstner <daniel.kitta@gmail.com>2014-02-28 21:16:24 +0100
commit3831aa891c7a9822a376023419a1fea1a698463c (patch)
tree7798d2c291103c7c2cd56a4e4a66ddc60f9ae7cd /decoders/z80
parent739f9313539c559949748d918e59865496ad8f6e (diff)
downloadlibsigrokdecode-3831aa891c7a9822a376023419a1fea1a698463c.tar.gz
libsigrokdecode-3831aa891c7a9822a376023419a1fea1a698463c.zip
z80: Display not-taken conditional calls correctly.
Diffstat (limited to 'decoders/z80')
-rw-r--r--decoders/z80/pd.py14
1 files changed, 7 insertions, 7 deletions
diff --git a/decoders/z80/pd.py b/decoders/z80/pd.py
index 8fadff5..4663f95 100644
--- a/decoders/z80/pd.py
+++ b/decoders/z80/pd.py
@@ -291,9 +291,9 @@ class Decoder(srd.Decoder):
if self.want_imm > 0:
return OpState.IMM1
self.ann_dasm = Ann.INSTR
- if self.want_read > 0:
+ if self.want_read > 0 and self.prev_cycle in (Cycle.MEMRD, Cycle.IORD):
return OpState.ROP1
- if self.want_write > 0:
+ if self.want_write > 0 and self.prev_cycle in (Cycle.MEMWR, Cycle.IOWR):
return OpState.WOP1
return OpState.RESTART
@@ -302,18 +302,18 @@ class Decoder(srd.Decoder):
if self.want_imm > 1:
return OpState.IMM2
self.ann_dasm = Ann.INSTR
- if self.want_read > 0:
+ if self.want_read > 0 and self.prev_cycle in (Cycle.MEMRD, Cycle.IORD):
return OpState.ROP1
- if self.want_write > 0:
+ if self.want_write > 0 and self.prev_cycle in (Cycle.MEMWR, Cycle.IOWR):
return OpState.WOP1
return OpState.RESTART
def on_state_IMM2(self):
self.arg_imm |= self.pend_data << 8
self.ann_dasm = Ann.INSTR
- if self.want_read > 0:
+ if self.want_read > 0 and self.prev_cycle in (Cycle.MEMRD, Cycle.IORD):
return OpState.ROP1
- if self.want_write > 0:
+ if self.want_write > 0 and self.prev_cycle in (Cycle.MEMWR, Cycle.IOWR):
return OpState.WOP1
return OpState.RESTART
@@ -334,7 +334,7 @@ class Decoder(srd.Decoder):
self.arg_read |= self.pend_data << 8
self.mnemonic = '{ro:04X}'
self.ann_dasm = Ann.ROP
- if self.want_write > 0:
+ if self.want_write > 0 and self.prev_cycle in (Cycle.MEMWR, Cycle.IOWR):
return OpState.WOP1
return OpState.RESTART