/*-----------------------------------------------------------------------------
* finish_dt_in_back_ex_head
*---------------------------------------------------------------------------*/
void
finish_dt_in_back_ex_head(BUFFER_CB *buf, bool_t tail_overlaps)
{
uint32_t num_bytes = buf->in_back_buffered_bytes;
uint32_t tail_offset = buf->tail & QWORD_MASK;
if (tail_offset != 0) {
uint8_t *buf_data = (uint8_t *)buf->data;
if (tail_overlaps && (QWORD_SIZE - tail_offset > num_bytes)) {
uint32_t new_tail = buf->tail + num_bytes;
vec_stvlx(vec_perm(vec_lvrx(new_tail & QWORD_MASK,
&buf->back_in_dtcb.ua_data),
vec_lvlx(new_tail, buf_data),
vec_lvsr(num_bytes, (uint8_t *)NULL)),
buf->tail, buf_data);
} else {
vec_stvlx(vec_lvlx(tail_offset, &buf->back_in_dtcb.ua_data),
buf->tail, buf_data);
}
}
buf->tail = (buf->tail + num_bytes) & buf->mask;
assert(buf->otail == buf->tail);
#if CHECK
if (!tail_overlaps) {
buf->back_action = BUFFER_ACTION_NONE;
}
#endif
}
/*-----------------------------------------------------------------------------
* ppu_finish_dt_in_back
*---------------------------------------------------------------------------*/
static INLINE void
ppu_finish_dt_in_back(PPU_DT_PARAMS *cmd)
{
BUFFER_CB *buf = cmd->buf;
#if DT_ALLOW_UNALIGNED
uint32_t tail_offset = buf->tail & QWORD_MASK;
// Write unaligned data to buffer.
if (tail_offset != 0) {
vec_stvlx(vec_lvlx(tail_offset, &buf->back_in_dtcb.ua_data),
buf->tail, (uint8_t *)buf->data);
}
#endif
buf->tail = (buf->tail + cmd->num_bytes) & buf->mask;
IF_CHECK(buf->back_action = BUFFER_ACTION_NONE);
}
vector float f(void)
{
vector float * a = (void*)16;
return vec_lvlx (0, a);
}
