[complement-svn] SF.net SVN: complement: [1611] trunk/complement/explore/inquiry/shades

[<com...@us...>]

Revision: 1611
          http://svn.sourceforge.net/complement/?rev=1611&view=rev
Author:   complement
Date:     2007-07-12 00:33:00 -0700 (Thu, 12 Jul 2007)

Log Message:
-----------
play with ieee754

Added Paths:
-----------
    trunk/complement/explore/inquiry/shades/double/
    trunk/complement/explore/inquiry/shades/double/Makefile
    trunk/complement/explore/inquiry/shades/double/Makefile.inc
    trunk/complement/explore/inquiry/shades/double/test.c

Property Changed:
----------------
    trunk/complement/explore/inquiry/shades/float/


Property changes on: trunk/complement/explore/inquiry/shades/double
___________________________________________________________________
Name: svn:ignore
   + obj


Added: trunk/complement/explore/inquiry/shades/double/Makefile
===================================================================
--- trunk/complement/explore/inquiry/shades/double/Makefile	                        (rev 0)
+++ trunk/complement/explore/inquiry/shades/double/Makefile	2007-07-12 07:33:00 UTC (rev 1611)
@@ -0,0 +1,11 @@
+# -*- Makefile -*- Time-stamp: <04/01/09 16:53:50 ptr>
+
+SRCROOT := ../../..
+COMPILER_NAME := gcc
+
+include Makefile.inc
+include ${SRCROOT}/Makefiles/gmake/top.mak
+
+#release-shared : LDFLAGS += -Wl,-rpath=${STLPORT_LIB_DIR}
+#dbg-shared : LDFLAGS += -Wl,-rpath=${STLPORT_LIB_DIR}
+#stldbg-shared : LDFLAGS += -Wl,-rpath=${STLPORT_LIB_DIR}

Added: trunk/complement/explore/inquiry/shades/double/Makefile.inc
===================================================================
--- trunk/complement/explore/inquiry/shades/double/Makefile.inc	                        (rev 0)
+++ trunk/complement/explore/inquiry/shades/double/Makefile.inc	2007-07-12 07:33:00 UTC (rev 1611)
@@ -0,0 +1,5 @@
+# -*- makefile -*- Time-stamp: <04/01/12 15:37:40 ptr>
+
+PRGNAME = test
+SRC_C = test.c
+#SRC_CC = test.cc

Added: trunk/complement/explore/inquiry/shades/double/test.c
===================================================================
--- trunk/complement/explore/inquiry/shades/double/test.c	                        (rev 0)
+++ trunk/complement/explore/inquiry/shades/double/test.c	2007-07-12 07:33:00 UTC (rev 1611)
@@ -0,0 +1,49 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <ieee754.h>
+
+union D {
+  unsigned char c[16];
+  double d;
+};
+
+union U {
+  unsigned u[2];
+  double d;
+};
+
+int main( int argc, char **argv )
+{
+  union D d;
+  union ieee754_double ieee754;
+  union U u;
+  int i;
+
+  for ( i = 0; i < 16; ++i ) {
+    d.c[i] = 0;
+  }
+
+  d.d = 1.0;
+  ieee754.d = 1.0;
+  u.u[0] = 0;
+  u.u[1] = 0x3ff << 20;
+
+  for ( i = 0; i < 16; ++i ) {
+    printf( "%.2x ", d.c[i] );
+  }
+  printf( "\n" );
+
+  for ( i = 0; i < 8; ++i ) {
+    printf( "%.2x ", *((unsigned char *)&ieee754.d + i) );
+  }
+  printf( "\n" );
+
+  printf( "%.1x %.3x %.5x %.8x\n", ieee754.ieee.negative, ieee754.ieee.exponent, ieee754.ieee.mantissa0, ieee754.ieee.mantissa1 );
+
+  for ( i = 0; i < 8; ++i ) {
+    printf( "%.2x ", *((unsigned char *)&u.d + i) );
+  }
+  printf( "\n" );
+
+  return 0;
+}


Property changes on: trunk/complement/explore/inquiry/shades/float
___________________________________________________________________
Name: svn:ignore
   + obj



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