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Add ability to compile real values into index registers.

This commit is contained in:
steve 2005-01-28 18:29:29 +00:00
parent d9cdbde3f6
commit ca0ae9040a
1 changed files with 31 additions and 7 deletions
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38
tgt-vvp/vvp_process.c
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: vvp_process.c,v 1.93.2.1 2004/12/12 04:25:10 steve Exp $"
#ident "$Id: vvp_process.c,v 1.93.2.2 2005/01/28 18:29:29 steve Exp $"
#endif
# include "vvp_priv.h"
@ -161,18 +161,39 @@ static void assign_to_memory(ivl_memory_t mem, unsigned idx,
* This function, in addition to setting the value into index 0, sets
* bit 4 to 1 if the value is unknown.
*/
void draw_eval_expr_into_integer(ivl_expr_t expr, unsigned ix)
{
struct vector_info vec;
int word;
switch (ivl_expr_value(expr)) {
case IVL_VT_VECTOR:
vec = draw_eval_expr(expr, 0);
fprintf(vvp_out, " %%ix/get %u, %u, %u;\n",
ix, vec.base, vec.wid);
clr_vector(vec);
break;
case IVL_VT_REAL:
word = draw_eval_real(expr);
clr_word(word);
fprintf(vvp_out, " %%cvt/ir %u, %u;\n", ix, word);
break;
default:
assert(0);
}
}
static void calculate_into_x0(ivl_expr_t expr)
{
struct vector_info vec = draw_eval_expr(expr, 0);
fprintf(vvp_out, " %%ix/get 0, %u, %u;\n", vec.base, vec.wid);
clr_vector(vec);
draw_eval_expr_into_integer(expr, 0);
}
static void calculate_into_x1(ivl_expr_t expr)
{
struct vector_info vec = draw_eval_expr(expr, 0);
fprintf(vvp_out, " %%ix/get 1, %u, %u;\n", vec.base, vec.wid);
clr_vector(vec);
draw_eval_expr_into_integer(expr, 1);
}
/*
@ -1628,6 +1649,9 @@ int draw_func_definition(ivl_scope_t scope)
/*
* $Log: vvp_process.c,v $
* Revision 1.93.2.2 2005/01/28 18:29:29 steve
* Add ability to compile real values into index registers.
*
* Revision 1.93.2.1 2004/12/12 04:25:10 steve
* Fix leak of word registers in code generator.
*