Changeset 930b504 for doc/papers/concurrency/examples/Format.c

Timestamp:

Feb 26, 2020, 6:13:54 PM (6 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

04e6f93, 5452673, dac55004

Parents:

aeb5d0d (diff), 7dc2e015 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

File:

• doc/papers/concurrency/examples/Format.c (modified) (2 diffs)

doc/papers/concurrency/examples/Format.c

@@ -2 +2 @@
 
 typedef struct {
-        void * next;
+        int restart, g, b;
         char ch;
-        int g, b;
 } Fmt;
 
 void comain( Fmt * f ) {
-        if ( __builtin_expect(f->next != 0, 1) ) goto *f->next;
-        f->next = &&s1;
+        static void * states[] = {&&s0, &&s1};
+        goto *states[f->restart];
+  s0: f->restart = 1;
         for ( ;; ) {
                 for ( f->g = 0; f->g < 5; f->g += 1 ) {                 // groups
                         for ( f->b = 0; f->b < 4; f->b += 1 ) {         // blocks
-                                return;
-                          s1:;  while ( f->ch == '\n' ) return;         // ignore
+                                do {
+                                        return;  s1: ;
+                                } while ( f->ch == '\n' );                              // ignore
                                 printf( "%c", f->ch );                                  // print character
                         }
@@ -24 +25 @@
 
 int main() {
-        Fmt fmt = { NULL };
+        Fmt fmt = { 0 };
         comain( &fmt );                                                                         // prime
         for ( ;; ) {