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Better width testing for thread vector allocation.

This commit is contained in:
steve 2003-06-05 04:18:50 +00:00
parent 1c65ea08e8
commit a4d69e08da
2 changed files with 15 additions and 10 deletions
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15
tgt-vvp/vector.c
View File

@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: vector.c,v 1.1 2002/09/27 16:33:34 steve Exp $"
#ident "$Id: vector.c,v 1.2 2003/06/05 04:18:50 steve Exp $"
#endif
# include "vvp_priv.h"
@ -70,11 +70,11 @@ void clr_vector(struct vector_info vec)
* set. It never returns a bit addressed <8 (0-3 are constant, 4-7 are
* condition codes).
*/
unsigned short allocate_vector(unsigned short wid)
unsigned short allocate_vector(unsigned wid)
{
unsigned short base = 8;
unsigned base = 8;
unsigned idx = 0;
unsigned short idx = 0;
while (idx < wid) {
assert((base + idx) < 0x10000);
if (peek_bit(base+idx)) {
@ -156,7 +156,7 @@ static int compare_exp(ivl_expr_t l, ivl_expr_t r)
}
static unsigned short find_expression_lookaside(ivl_expr_t exp,
unsigned short wid)
unsigned wid)
{
unsigned top;
unsigned idx, match;
@ -187,7 +187,7 @@ static unsigned short find_expression_lookaside(ivl_expr_t exp,
return 0;
}
unsigned short allocate_vector_exp(ivl_expr_t exp, unsigned short wid)
unsigned short allocate_vector_exp(ivl_expr_t exp, unsigned wid)
{
unsigned idx;
unsigned short la = find_expression_lookaside(exp, wid);
@ -204,6 +204,9 @@ unsigned short allocate_vector_exp(ivl_expr_t exp, unsigned short wid)
/*
* $Log: vector.c,v $
* Revision 1.2 2003/06/05 04:18:50 steve
* Better width testing for thread vector allocation.
*
* Revision 1.1 2002/09/27 16:33:34 steve
* Add thread expression lookaside map.
*

10
tgt-vvp/vvp_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: vvp_priv.h,v 1.25 2003/03/15 04:45:18 steve Exp $"
#ident "$Id: vvp_priv.h,v 1.26 2003/06/05 04:18:50 steve Exp $"
#endif
# include "ivl_target.h"
@ -157,7 +157,7 @@ extern void draw_memory_index_expr(ivl_memory_t mem, ivl_expr_t exp);
* lookaside. If it finds it, return a reallocated base for the
* expression. Otherwise, return 0.
*/
extern unsigned short allocate_vector(unsigned short wid);
extern unsigned short allocate_vector(unsigned wid);
extern void clr_vector(struct vector_info vec);
extern void clear_expression_lookaside(void);
@ -165,8 +165,7 @@ extern void save_expression_lookaside(unsigned short addr,
ivl_expr_t exp,
unsigned short wid);
extern unsigned short allocate_vector_exp(ivl_expr_t exp,
unsigned short wid);
extern unsigned short allocate_vector_exp(ivl_expr_t exp, unsigned wid);
extern int number_is_unknown(ivl_expr_t ex);
extern int number_is_immediate(ivl_expr_t ex, unsigned lim_wid);
@ -193,6 +192,9 @@ extern unsigned thread_count;
/*
* $Log: vvp_priv.h,v $
* Revision 1.26 2003/06/05 04:18:50 steve
* Better width testing for thread vector allocation.
*
* Revision 1.25 2003/03/15 04:45:18 steve
* Allow real-valued vpi functions to have arguments.
*