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Some explination of vpi_func arguments.

This commit is contained in:
steve 2004-06-30 03:00:36 +00:00
parent 3dbc07f34d
commit 6cd7c1a650
2 changed files with 14 additions and 4 deletions
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9
vvp/vpi_priv.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: vpi_priv.h,v 1.57 2004/05/19 03:26:24 steve Exp $"
#ident "$Id: vpi_priv.h,v 1.58 2004/06/30 03:00:36 steve Exp $"
#endif
# include "vpi_user.h"
@ -319,7 +319,7 @@ extern unsigned vpip_module_path_cnt;
/*
* The vpip_build_vpi_call function creates a __vpiSysTaskCall object
* and returns the handle. The compiler uses this function when it
* encounters a %vpi_call statement.
* encounters a %vpi_call or %vpi_func statement.
*
* The %vpi_call instruction has as its only parameter the handle that
* is returned by the vpip_build_vpi_call. This includes all the
@ -329,7 +329,7 @@ extern unsigned vpip_module_path_cnt;
*
* The vbit and vwid fields are used if this turns out to be a system
* function. In that case, the vbit and vwid are used to address the
* vector is thread bit space where the result is supposed to go.
* vector in thread bit space where the result is supposed to go.
*
* Note that the argv array is saved in the handle, and should should
* not be released by the caller.
@ -418,6 +418,9 @@ extern char *need_result_buf(unsigned cnt, vpi_rbuf_t type);
/*
* $Log: vpi_priv.h,v $
* Revision 1.58 2004/06/30 03:00:36 steve
* Some explination of vpi_func arguments.
*
* Revision 1.57 2004/05/19 03:26:24 steve
* Support delayed/non-blocking assignment to reals and others.
*

9
vvp/vpi_tasks.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: vpi_tasks.cc,v 1.27 2004/05/19 03:30:46 steve Exp $"
#ident "$Id: vpi_tasks.cc,v 1.28 2004/06/30 03:00:36 steve Exp $"
#endif
/*
@ -328,6 +328,10 @@ static struct __vpiUserSystf* vpip_find_systf(const char*name)
* %vpi_call statement is encountered. Create here a vpiHandle that
* describes the call, and return it. The %vpi_call instruction will
* store this handle for when it is executed.
*
* If this is called to make a function, then the vwid will be a
* non-zero value that represents the width or type of the result. The
* vbit is also a non-zero value, the address in thread space of the result.
*/
vpiHandle vpip_build_vpi_call(const char*name, unsigned vbit, int vwid,
unsigned argc, vpiHandle*argv)
@ -480,6 +484,9 @@ void* vpi_get_userdata(vpiHandle ref)
/*
* $Log: vpi_tasks.cc,v $
* Revision 1.28 2004/06/30 03:00:36 steve
* Some explination of vpi_func arguments.
*
* Revision 1.27 2004/05/19 03:30:46 steve
* Support delayed/non-blocking assignment to reals and others.
*