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vpi_put_value of vpiIntVal for memory words.

This commit is contained in:
steve 2001-12-07 23:23:05 +00:00
parent c200c0c20e
commit a8c4729cf5
1 changed files with 37 additions and 9 deletions
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46
vvp/vpi_memory.cc
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@ -27,7 +27,7 @@
* Picture Elements, Inc., 777 Panoramic Way, Berkeley, CA 94704.
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: vpi_memory.cc,v 1.2 2001/11/09 03:39:07 steve Exp $"
#ident "$Id: vpi_memory.cc,v 1.3 2001/12/07 23:23:05 steve Exp $"
#endif
# include "vpi_priv.h"
@ -159,20 +159,45 @@ static vpiHandle memory_word_put(vpiHandle ref, p_vpi_value val,
struct __vpiMemoryWord*rfp = (struct __vpiMemoryWord*)ref;
assert(ref->vpi_type->type_code==vpiMemoryWord);
assert(val->format == vpiVectorVal);
/* Get the width of the memory, and the byte index of the
first byte of the word. */
unsigned width = memory_data_width(rfp->mem->mem);
unsigned bidx = rfp->index * ((width+3)&~3);
for (unsigned widx = 0; widx < width; widx += 32) {
p_vpi_vecval cur = val->value.vector + (widx/32);
for (unsigned idx = widx; idx < width && idx < widx+32; idx++) {
int aval = (cur->aval >> (idx%32)) & 1;
int bval = (cur->bval >> (idx%32)) & 1;
unsigned char val = (bval<<1) | (aval^bval);
memory_set(rfp->mem->mem, bidx+idx, val);
switch (val->format) {
case vpiVectorVal:
for (unsigned widx = 0; widx < width; widx += 32) {
p_vpi_vecval cur = val->value.vector + (widx/32);
for (unsigned idx = widx
; idx < width && idx < widx+32
; idx += 1) {
int aval = (cur->aval >> (idx%32)) & 1;
int bval = (cur->bval >> (idx%32)) & 1;
unsigned char val = (bval<<1) | (aval^bval);
memory_set(rfp->mem->mem, bidx+idx, val);
}
}
break;
case vpiIntVal:
for (unsigned widx = 0; widx < width; widx += 32) {
int cur = val->value.integer;
for (unsigned idx = widx
; idx < width && idx < widx+32
; idx += 1) {
unsigned char val = (cur&1)? 1 : 0;
memory_set(rfp->mem->mem, bidx+idx, val);
cur >>= 1;
}
}
break;
default:
assert(0);
}
return 0;
}
@ -240,6 +265,9 @@ vpiHandle vpip_make_memory(vvp_memory_t mem)
/*
* $Log: vpi_memory.cc,v $
* Revision 1.3 2001/12/07 23:23:05 steve
* vpi_put_value of vpiIntVal for memory words.
*
* Revision 1.2 2001/11/09 03:39:07 steve
* Support vpiIntVal from memory.
*