Changeset 41dde6 in git

Timestamp:

Apr 19, 2011, 3:16:16 PM (12 years ago)

Author:

Mohamed Barakat <mohamed.barakat@…>

Branches:

(u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', 'cdfcdb8287f66bc6070028082cbbc6eff10e609b')

Children:

72b8801dbb1081f0965bc77daff3ec9da62f800a

Parents:

aa450d0e542b7d92cb13033a49556c48bed0fa0b

git-author:

Mohamed Barakat <mohamed.barakat@rwth-aachen.de>2011-04-19 15:16:16+02:00

git-committer:

Mohamed Barakat <mohamed.barakat@rwth-aachen.de>2011-11-09 12:31:19+01:00

Message:

- moved the definitions of HAVE_MULT_MOD, HAVE_DIV_MOD, and HAVE_GENERIC_ADD to cpu-check.m4
- generate misc/auxiliary.h in configure script

Files:

• .gitignore (modified) (1 diff)
• libpolys/configure.ac (modified) (1 diff)
• libpolys/misc/auxiliary.h (modified) (4 diffs)
• libpolys/misc/auxiliary.h.in (added)
• m4/cpu-check.m4 (modified) (2 diffs)

.gitignore

@@ -11 +11 @@
 .libs
 doc/
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
 Singular/Singularg
 Singular/mpsr_Tok.xx

libpolys/configure.ac

@@ -3 +3 @@
 AC_CONFIG_AUX_DIR([.])
 AC_CONFIG_SRCDIR([reporter/reporter.h])
-AC_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADER([config.h misc/auxiliary.h])
 AM_INIT_AUTOMAKE
-
-# misc/auxiliary.h
 
 # Checks for programs.

libpolys/misc/auxiliary.h

@@ +1 @@
+/* misc/auxiliary.h.  Generated from auxiliary.h.in by configure.  */
 /*****************************************************************************\
  * Computer Algebra System SINGULAR    
@@ -19 +20 @@
 
 // ----------------- which parts/extensions of Singular to build
+#ifndef HAVE_RINGS
 #define HAVE_RINGS
+#endif
+
+#ifndef HAVE_PLURAL
 #define HAVE_PLURAL
+#endif
 
 // no factory yet...
+// #ifndef HAVE_FACTORY
 // #define HAVE_FACTORY
-
+// #endif
 
 // ----------------  end of parts/extensions
 // -----------------  configure stuff
 
-/*
-// CPU type: i[3456]86:
-#undef SI_CPU_I386
-// CPU type: sparc:
-#undef SI_CPU_SPARC
-// CPU type: ppc:
-#undef SI_CPU_PPC
-// CPU type: IA64:
-#undef SI_CPU_IA64
-// CPU type: x86_64:
-#undef SI_CPU_X86_64
-// Define sizeof(long)
-#define SIZEOF_LONG 4
-*/
-
 // TODO: the following should go to some config.h... no?
 
 /* Define version as a string */
+#ifndef S_VERSION1
 #define S_VERSION1 "spielwiese"
+#endif
 
 /* Absolute pathname of root directory of Singular source */
+#ifndef S_ROOT_DIR
 #define S_ROOT_DIR ""
+#endif
 
 // ----------------- end of configure stuff
@@ -71 +67 @@
 #endif
 
-#define SIZEOF_LONG (LONG_BIT/CHAR_BIT)
+#define SIZEOF_LONG 8
 // another option for SIZEOF_LONG: use omConfig included in <omalloc/omalloc.h>...
 
@@ -132 +128 @@
 // ---------------- defines which depend on the settings above
 
-#if defined(SI_CPU_I386) || defined(SI_CPU_X86_64)
-  // the following settings seems to be better on i386 and x86_64 processors
-  // define if a*b is with mod instead of tables
-#define HAVE_MULT_MOD
-  // #define HAVE_GENERIC_ADD
-  // #ifdef HAVE_MULT_MOD
-  // #define HAVE_DIV_MOD
-  // #endif
-#elif defined(SI_CPU_IA64)
-  // the following settings seems to be better on itanium processors
-  // #define HAVE_MULT_MOD
-#define HAVE_GENERIC_ADD
-  // #ifdef HAVE_MULT_MOD
-  // #define HAVE_DIV_MOD
-  // #endif
-#elif defined(SI_CPU_SPARC)
-  // #define HAVE_GENERIC_ADD
-#define HAVE_MULT_MOD
-#ifdef HAVE_MULT_MOD
-#define HAVE_DIV_MOD
-#endif
-#elif defined(SI_CPU_PPC)
-  // the following settings seems to be better on ppc processors
-  // testet on: ppc_Linux, 740/750 PowerMac G3, 512k L2 cache
-#define HAVE_MULT_MOD
-  // #ifdef HAVE_MULT_MOD
-  // #define HAVE_DIV_MOD
-  // #endif
-#endif
-
+#ifndef HAVE_MULT_MOD
+#define HAVE_MULT_MOD 1
+#endif
+
+#ifndef HAVE_DIV_MOD
+/* #undef HAVE_DIV_MOD */
+#endif
+
+#ifndef HAVE_GENERIC_ADD
+/* #undef HAVE_GENERIC_ADD */
+#endif
 
 /*******************************************************************

m4/cpu-check.m4

@@ -7 +7 @@
 AC_DEFUN([SING_CHECK_CPU],
 [
-# Checks for library functions.
+AC_CANONICAL_HOST
 AC_MSG_CHECKING(CPU for singular)
 
@@ -75 +75 @@
   ac_cv_singuname="unknown"
 fi
-AC_DEFINE_UNQUOTED(S_UNAME, "$ac_cv_singuname", Singular's own uname\, believe it or not)
+AC_DEFINE_UNQUOTED(S_UNAME, "$ac_cv_singuname", Singular\'s own uname\, believe it or not)
+
+
+AS_CASE([$host_cpu],
+dnl the following settings seems to be better on i386 and x86_64 processors
+  [i*86*|x86_64*], [AC_DEFINE(HAVE_MULT_MOD,1,multiplication is fast on the cpu: a*b is with mod otherwise using tables of logartihms)],
+dnl the following settings seems to be better on itanium processors
+dnl AC_DEFINE(HAVE_MULT_MOD,1,)
+  [ia64*], [AC_DEFINE(HAVE_GENERIC_ADD,1,use branch for addition in Z/p otherwise it uses a generic add)],
+dnl the following settings seems to be better on sparc processors
+  [sparc*], [
+            AC_DEFINE(HAVE_MULT_MOD,1,multiplication is fast on the cpu: a*b is with mod otherwise using tables of logartihms)
+            AC_DEFINE(HAVE_DIV_MOD,1,division using extend euclidian algorithm otherwise using tables of logartihms)
+            ],
+dnl the following settings seems to be better on ppc processors
+dnl testet on: ppc_Linux, 740/750 PowerMac G3, 512k L2 cache
+  [powerpc*|ppc*], [AC_DEFINE(HAVE_MULT_MOD,1,multiplication is fast on the cpu: a*b is with mod otherwise using tables of logartihms)],
+  []
+)
 
 ])