give usage example in README

sample output new in git

give usage example in README
sample output new in git
Salvador Abreu
1 parent 567a1567
Showing 3 changed files with 36 additions and 5 deletions Show diff stats
fz/README
fz/examples/aust-paccs.c
fz/paccs/output.pl
+Sample usage:
+
+       ./fzp < examples/aust.fzn | ./fz-paccs load name type code halt
+
+Notes:
+
 - AST nodes for fzn parser
  
 TYPE : VALUE
  
 - acceptable types:
  
-- driver process fznslurp:
+- driver process fz-BACK (BACK is back-end specific):
  
   reads stdin (as produced by bison-generated parser), which results
   in a Prolog term which is the AST.  It then does semantic analysis
@@ -0,0 +1,25 @@
+#include "paccs.h"
+
+main()
+{
+  int i, j;
+  fd_int t = fd_new(1, 3);
+  fd_int v = fd_new(1, 3);
+  fd_int nsw = fd_new(1, 3);
+  fd_int q = fd_new(1, 3);
+  fd_int sa = fd_new(1, 3);
+  fd_int nt = fd_new(1, 3);
+  fd_int wa = fd_new(1, 3);
+  int X_INTRODUCED_0[2] = { 1, -1 };
+
+  if (fd_solve()) {
+    fd_println(t);
+    fd_println(v);
+    fd_println(nsw);
+    fd_println(q);
+    fd_println(sa);
+    fd_println(nt);
+    fd_println(wa);
+  }
+}
+
@@ -11,7 +11,7 @@ cg_emit(PS, VS, CS, G, ST) --&gt;
     cg_preds(PS, ST),
     cg_vars(decl, VS, ST),
     cg_vars(init, VS, ST),
-    %% cg_constrs(CS, ST),
+    cg_constrs(CS, ST),
     cg_goal(G, VS, ST),
     cg_suffix.
  
@@ -52,9 +52,9 @@ cg_var(init, var(N,array(T,ALB,AUB),[],_), _ST) --&gt; !,
 cg_var(decl, var(N,array(_T,LB,UB),lit(INIT,array(_)),_), _ST) --> 
     { nonvar(INIT), INIT=[_|_] }, !,
     { SZ is UB-LB+1,
-      format_to_codes(S, "  int ~w[~d] = {\n", [N, SZ]) },
+      format_to_codes(S, "  int ~w[~d] = {", [N, SZ]) },
     S,
-    cg_constant_list(INIT, "    "),
+    cg_constant_list(INIT, " "),
     " };\n".
  
 cg_var(init, var(_N,array(_T,_LB,_UB),lit(INIT,array(_)),_), _ST) -->
@@ -80,7 +80,7 @@ cg_constr(_C, _ST) --&gt; [].	% FIXME: temporary
  
 % -- goal ---------------------------------------------------------------------
  
-cg_goal(solve(satisfy,_), VS, ST) --> 
+cg_goal(solve(satisfy,_), VS, ST) --> % FIXME: add minimize and maximize
     "\n",
     "  if (fd_solve()) {\n",
     cg_var_print(VS, ST, "    "),
	1	+Sample usage:
	2	+
	3	+ ./fzp < examples/aust.fzn \| ./fz-paccs load name type code halt
	4	+
	5	+Notes:
	6	+
1	7	- AST nodes for fzn parser
2	8
3	9	TYPE : VALUE
4	10
5	11	- acceptable types:
6	12
7		-- driver process fznslurp:
	13	+- driver process fz-BACK (BACK is back-end specific):
8	14
9	15	reads stdin (as produced by bison-generated parser), which results
10	16	in a Prolog term which is the AST. It then does semantic analysis
...	...
...	...	@@ -0,0 +1,25 @@
	1	+#include "paccs.h"
	2	+
	3	+main()
	4	+{
	5	+ int i, j;
	6	+ fd_int t = fd_new(1, 3);
	7	+ fd_int v = fd_new(1, 3);
	8	+ fd_int nsw = fd_new(1, 3);
	9	+ fd_int q = fd_new(1, 3);
	10	+ fd_int sa = fd_new(1, 3);
	11	+ fd_int nt = fd_new(1, 3);
	12	+ fd_int wa = fd_new(1, 3);
	13	+ int X_INTRODUCED_0[2] = { 1, -1 };
	14	+
	15	+ if (fd_solve()) {
	16	+ fd_println(t);
	17	+ fd_println(v);
	18	+ fd_println(nsw);
	19	+ fd_println(q);
	20	+ fd_println(sa);
	21	+ fd_println(nt);
	22	+ fd_println(wa);
	23	+ }
	24	+}
	25	+
...	...
...	...	@@ -11,7 +11,7 @@ cg_emit(PS, VS, CS, G, ST) -->
11	11	cg_preds(PS, ST),
12	12	cg_vars(decl, VS, ST),
13	13	cg_vars(init, VS, ST),
14		- %% cg_constrs(CS, ST),
	14	+ cg_constrs(CS, ST),
15	15	cg_goal(G, VS, ST),
16	16	cg_suffix.
17	17
...	...	@@ -52,9 +52,9 @@ cg_var(init, var(N,array(T,ALB,AUB),[],_), _ST) --> !,
52	52	cg_var(decl, var(N,array(_T,LB,UB),lit(INIT,array(_)),_), _ST) -->
53	53	{ nonvar(INIT), INIT=[_\|_] }, !,
54	54	{ SZ is UB-LB+1,
55		- format_to_codes(S, " int ~w[~d] = {\n", [N, SZ]) },
	55	+ format_to_codes(S, " int ~w[~d] = {", [N, SZ]) },
56	56	S,
57		- cg_constant_list(INIT, " "),
	57	+ cg_constant_list(INIT, " "),
58	58	" };\n".
59	59
60	60	cg_var(init, var(_N,array(_T,_LB,_UB),lit(INIT,array(_)),_), _ST) -->
...	...	@@ -80,7 +80,7 @@ cg_constr(_C, _ST) --> []. % FIXME: temporary
80	80
81	81	% -- goal ---------------------------------------------------------------------
82	82
83		-cg_goal(solve(satisfy,_), VS, ST) -->
	83	+cg_goal(solve(satisfy,_), VS, ST) --> % FIXME: add minimize and maximize
84	84	"\n",
85	85	" if (fd_solve()) {\n",
86	86	cg_var_print(VS, ST, " "),
...	...