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# usage: cat pseudocode | sed -f act2num | awk -f compile.awk
#
#
BEGIN { "date" | getline
today = $0
printf("\n/* this file generated on %s */\n", today )
printf("\nstatic char pseudo_code [ ] = { \n" )
opl = 0 # op codes on the current line
opc = 0 # opcode counter
fpi = 0 # fill pointer for idx array
}
/^;/ { } # line starting with semicolon is comment
/^[A-Z]/ { # start of a new action
emit( 0 )
idx[ ++fpi ] = opc
name[ fpi ] = $1
emit( $2 )
}
/^[\t ]/ {
emit( $1 )
}
END {
if ( opl > 8 ) {
printf("\n")
}
printf("\t 0\n};\n\n")
printf("static short int pseudo_code_idx [ ] ={\n")
opl = 0
emit( 0 )
for( ii = 1; ii <= fpi; ii++ )
emit( idx[ ii ] )
if ( opl > 8 ) {
printf("\n")
}
printf("\t 0\n};\n\n")
printf("#define %-10s \t %3d \n", "NOP", 0 )
for( ii = 1; ii <= fpi; ii++ )
printf("#define %-10s \t %3d \n", name[ ii ], ii )
printf("\n")
}
function emit( opcode ){ # Niclaus Wirth
if ( opl > 8 ) {
printf("\n")
opl = 0
}
opl = opl +1
printf("\t%4d,", opcode )
opc++
}
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