Changeset ec23b4 in git for Singular/iparith.cc

Timestamp:

Nov 19, 2020, 3:09:39 PM (3 years ago)

Author:

Hans Schoenemann <hannes@…>

Branches:

(u'fieker-DuVal', '117eb8c30fc9e991c4decca4832b1d19036c4c65')(u'spielwiese', 'b4f17ed1d25f93d46dbe29e4b499baecc2fd51bb')

Children:

779deb22a360a6da7bc13629a032985fd826194e

Parents:

2e7c6b095bd02b92f7355c8c0aa193435fd1af8e

Message:

add: parallel chinrem (id_ChineseRemainder_0) over ZZ

File:

• Singular/iparith.cc (modified) (3 diffs)

Singular/iparith.cc

@@ -6 +6 @@
 * ABSTRACT: table driven kernel interface, used by interpreter
 */
-//long all_farey=0L;
-//long farey_cnt=0L;
+long all_farey=0L;
+long farey_cnt=0L;
 
 #include "kernel/mod2.h"
@@ -2119 +2119 @@
   ideal uu=(ideal)u->Data();
   number vv=(number)v->Data();
-  //timespec buf1,buf2;
-  //clock_gettime(CLOCK_THREAD_CPUTIME_ID,&buf1);
+  timespec buf1,buf2;
+  clock_gettime(CLOCK_THREAD_CPUTIME_ID,&buf1);
   res->data=(void*)id_Farey(uu,vv,currRing);
-  //clock_gettime(CLOCK_THREAD_CPUTIME_ID,&buf2);
-  //const unsigned long SEC = 1000L*1000L*1000L;
-  //all_farey+=((buf2.tv_sec-buf1.tv_sec)*SEC+
-  //                              buf2.tv_nsec-buf1.tv_nsec);
-  //farey_cnt++;
+  clock_gettime(CLOCK_THREAD_CPUTIME_ID,&buf2);
+  const unsigned long SEC = 1000L*1000L*1000L;
+  all_farey+=((buf2.tv_sec-buf1.tv_sec)*SEC+
+                                buf2.tv_nsec-buf1.tv_nsec);
+  farey_cnt++;
   return FALSE;
 }
@@ -9742 +9742 @@
   else
   {
-    #if 0
+    #if 1
     if (rField_is_Q(currRing))
       result=id_ChineseRemainder_0(x,q,rl,currRing); // deletes also x