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Add hex and binary formatting of real values.

This commit is contained in:
steve 2003-02-04 04:03:40 +00:00
parent ce489d8d84
commit be4be5c650
2 changed files with 73 additions and 4 deletions
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39
vvp/vpi_real.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#ifdef HAVE_CVS_IDENT #ifdef HAVE_CVS_IDENT
#ident "$Id: vpi_real.cc,v 1.3 2003/02/02 01:40:24 steve Exp $" #ident "$Id: vpi_real.cc,v 1.4 2003/02/04 04:03:40 steve Exp $"
#endif #endif
# include "vpi_priv.h" # include "vpi_priv.h"
@ -39,7 +39,7 @@ static void real_var_get_value(vpiHandle ref, s_vpi_value*vp)
{ {
assert(ref->vpi_type->type_code == vpiRealVar); assert(ref->vpi_type->type_code == vpiRealVar);
static char buf[64]; static char buf[66];
struct __vpiRealVar*rfp = (struct __vpiRealVar*)ref; struct __vpiRealVar*rfp = (struct __vpiRealVar*)ref;
switch (vp->format) { switch (vp->format) {
@ -48,11 +48,43 @@ static void real_var_get_value(vpiHandle ref, s_vpi_value*vp)
case vpiRealVal: case vpiRealVal:
vp->value.real = rfp->value; vp->value.real = rfp->value;
break; break;
case vpiDecStrVal: case vpiDecStrVal:
sprintf(buf, "%0.0f", rfp->value); sprintf(buf, "%0.0f", rfp->value);
vp->value.str = buf; vp->value.str = buf;
break; break;
case vpiHexStrVal:
sprintf(buf, "%lx", (long)rfp->value);
vp->value.str = buf;
break;
case vpiBinStrVal: {
unsigned long val = (unsigned long)rfp->value;
unsigned len = 0;
assert(8*sizeof(val) < sizeof buf);
while (val > 0) {
len += 1;
val /= 2;
}
val = (unsigned long)rfp->value;
for (unsigned idx = 0 ; idx < len ; idx += 1) {
buf[len-idx-1] = (val & 1)? '1' : '0';
val /= 2;
}
buf[len] = 0;
if (len == 0) {
buf[0] = '0';
buf[1] = 0;
}
vp->value.str = buf;
break;
}
default: default:
fprintf(stderr, "ERROR: Unsupported format code: %d\n", fprintf(stderr, "ERROR: Unsupported format code: %d\n",
vp->format); vp->format);
@ -101,6 +133,9 @@ vpiHandle vpip_make_real_var(const char*name)
/* /*
* $Log: vpi_real.cc,v $ * $Log: vpi_real.cc,v $
* Revision 1.4 2003/02/04 04:03:40 steve
* Add hex and binary formatting of real values.
*
* Revision 1.3 2003/02/02 01:40:24 steve * Revision 1.3 2003/02/02 01:40:24 steve
* Five vpi_free_object a default behavior. * Five vpi_free_object a default behavior.
* *

38
vvp/vpi_vthr_vector.cc
View File

@ -18,7 +18,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#ifdef HAVE_CVS_IDENT #ifdef HAVE_CVS_IDENT
#ident "$Id: vpi_vthr_vector.cc,v 1.9 2003/01/26 18:16:22 steve Exp $" #ident "$Id: vpi_vthr_vector.cc,v 1.10 2003/02/04 04:03:40 steve Exp $"
#endif #endif
/* /*
@ -373,7 +373,7 @@ static void vthr_real_get_value(vpiHandle ref, s_vpi_value*vp)
struct __vpiVThrWord*obj = (struct __vpiVThrWord*)ref; struct __vpiVThrWord*obj = (struct __vpiVThrWord*)ref;
static char buf[64]; static char buf[66];
double val = vthread_get_real(vpip_current_vthread, obj->index); double val = vthread_get_real(vpip_current_vthread, obj->index);
switch (vp->format) { switch (vp->format) {
@ -389,6 +389,37 @@ static void vthr_real_get_value(vpiHandle ref, s_vpi_value*vp)
vp->value.str = buf; vp->value.str = buf;
break; break;
case vpiHexStrVal:
sprintf(buf, "%lx", (long)val);
vp->value.str = buf;
break;
case vpiBinStrVal: {
unsigned long vali = (unsigned long)val;
unsigned len = 0;
assert(8*sizeof(vali) < sizeof buf);
while (vali > 0) {
len += 1;
vali /= 2;
}
vali = (unsigned long)val;
for (unsigned idx = 0 ; idx < len ; idx += 1) {
buf[len-idx-1] = (vali & 1)? '1' : '0';
vali /= 2;
}
buf[len] = 0;
if (len == 0) {
buf[0] = '0';
buf[1] = 0;
}
vp->value.str = buf;
break;
}
default: default:
vp->format = vpiSuppressVal; vp->format = vpiSuppressVal;
break; break;
@ -422,6 +453,9 @@ vpiHandle vpip_make_vthr_word(unsigned base, const char*type)
/* /*
* $Log: vpi_vthr_vector.cc,v $ * $Log: vpi_vthr_vector.cc,v $
* Revision 1.10 2003/02/04 04:03:40 steve
* Add hex and binary formatting of real values.
*
* Revision 1.9 2003/01/26 18:16:22 steve * Revision 1.9 2003/01/26 18:16:22 steve
* Add %cvt/ir and %cvt/ri instructions, and support * Add %cvt/ir and %cvt/ri instructions, and support
* real values passed as arguments to VPI tasks. * real values passed as arguments to VPI tasks.