alt way to handle enable signal

Author: rmanohar

simlib/act/sources.act

@@ -46,9 +46,10 @@ export template<pbool INCLUDE_ENABLE; pint D_WIDTH, VALUE, SOURCE_ID; pbool LOG>
 defproc gen_source_static_en (chan!(int<D_WIDTH>) O; bool enable)
 {
  chp {
+ [~INCLUDE_ENABLE -> enable+ [] else -> skip ];
  *[
  // wait on enable flag
- [~INCLUDE_ENABLE|enable];
+ [enable];
 
  O!VALUE;
 
@@ -85,10 +86,11 @@ export template<pbool INCLUDE_ENABLE; pint D_WIDTH, OUT_CHANNELS, VALUE, SOURCE_
 defproc gen_source_static_multi_en (chan!(int<D_WIDTH>) O[OUT_CHANNELS]; bool enable)
 {
  chp {
+ [~INCLUDE_ENABLE -> enable+ [] else -> skip ];
  (, i : OUT_CHANNELS : 
  *[
  // wait on enable flag
- [~INCLUDE_ENABLE|enable];
+ [enable];
 
  O[i]!VALUE;
 
@@ -133,14 +135,15 @@ defproc gen_source_sequence_en (chan!(int<D_WIDTH>) O; bool enable)
  int<D_WIDTH> buf;
 
  chp {
+ [~INCLUDE_ENABLE -> enable+ [] else -> skip ];
  *[
  i := 0; 
  *[ i < N -> 
  // select the right element
  [([]k:N: i=k -> buf := DATA[k])];
 
  // wait on enable flag
- [~INCLUDE_ENABLE|enable];
+ [enable];
 
  // and send it
  O!buf;
@@ -195,6 +198,7 @@ defproc gen_source_sequence_multi_en (chan!(int<D_WIDTH>) O[OUT_CHANNELS]; bool
  int<D_WIDTH> buf;
 
  chp {
+ [~INCLUDE_ENABLE -> enable+ [] else -> skip ];
  *[
  i := 0;
 
@@ -204,7 +208,7 @@ defproc gen_source_sequence_multi_en (chan!(int<D_WIDTH>) O[OUT_CHANNELS]; bool
  [([]k:N: i=k -> buf := DATA[k])];
 
  // wait on enable flag
- [~INCLUDE_ENABLE|enable];
+ [enable];
 
  // and send it to every channel
  (, j : OUT_CHANNELS :
@@ -271,6 +275,7 @@ defproc gen_source_file_en (chan!(int<D_WIDTH>) O; bool enable)
  bool success;
 
  chp {
+ [~INCLUDE_ENABLE -> enable+ [] else -> skip ];
  // if we are set to loop, loop forever
  *[
 
@@ -281,7 +286,7 @@ defproc gen_source_file_en (chan!(int<D_WIDTH>) O; bool enable)
  // read until the file reports EOF and send it to the output channel
  *[
  // wait on enable flag
- [~INCLUDE_ENABLE|enable];
+ [enable];
 
  // read, then send the value
  buf := file_private::read(reader_id);
@@ -344,6 +349,7 @@ defproc gen_source_file_multi_en (chan!(int<D_WIDTH>) O[OUT_CHANNELS]; bool enab
 
  chp {
  // if we are set to loop, loop forever
+ [~INCLUDE_ENABLE -> enable+ [] else -> skip ];
  *[
 
  // open the file and get a reader ID
@@ -353,7 +359,7 @@ defproc gen_source_file_multi_en (chan!(int<D_WIDTH>) O[OUT_CHANNELS]; bool enab
  // read until the file reports EOF and send it to the output channel
  *[
  // wait on enable flag
- [~INCLUDE_ENABLE|enable];
+ [enable];
 
  buf := file_private::read(reader_id);