diff --git a/docs/mame.md b/docs/mame.md
index 51981fc..5449c1c 100644
--- a/docs/mame.md
+++ b/docs/mame.md
@@ -56,4 +56,39 @@ Building (my environment, MSYS2 MinGW Windows)
 ```
 export MINGW64=/mingw64 MINGW32=
 make SUBTARGET=gnw SOURCES=src/mame/handheld/hh_sm510.cpp -j8 ARCHOPTS="-fuse-ld=lld"
+```
+
+----
+
+Not actually MAME, but for building similar to MAME output logs from Signal Tap, I used the following expressions:
+
+```
+0        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|reset
+1        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|last_pc[11..0]
+2        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|instructions:inst|instructions.Acc[3..0]
+3        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|instructions:inst|instructions.carry
+4        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|instructions:inst|instructions.Bm[2..0]
+5        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|instructions:inst|instructions.Bl[3..0]
+6        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|instructions:inst|instructions.shifter_w[7..0]
+7        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|divider:div|gamma
+8        = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|divider:div|divider[14..0]
+9        = core_top:ic|gameandwatch:gameandwatch|input_config:input_config|input_k[3..0]
+10       = core_top:ic|gameandwatch:gameandwatch|sm510:sm510|stage.STAGE_LOAD_PC
+```
+
+Replace with empty string:
+
+```
+^([0-9]+\s* 0 )
+(.*[0-9]  0\s*)$\n
+h
+( [0-9]  [0-9]\s*)$
+```
+
+Replacement listed:
+
+```
+^(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*) to pc=$1, acc=$3, carry=$4, bm=$5, bl=$6, ram=$7, shifter_w=$8, gamma=$9, div=$10
+
+^(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*?)\s(.*) to pc=$1, acc=$2, carry=$3, bm=$4, bl=$5, shifter_w=$6, k=$9, gamma=$7, div=$8
 ```
\ No newline at end of file