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[965] Fix fp temp reg release code to not usually release all temps.

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Also, use wrapped ffs() instead of native.
This commit is contained in:
Andrzej Trznadel 2008-03-17 15:54:24 -07:00 • committed by Eric Anholt
parent e9809a36aa
commit 3105bc1d88
1 changed files with 2 additions and 2 deletions
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4
src/mesa/drivers/dri/i965/brw_wm_fp.c
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@ -144,7 +144,7 @@ static struct prog_dst_register dst_undef( void )
static struct prog_dst_register get_temp( struct brw_wm_compile *c )
{
int bit = ffs( ~c->fp_temp );
int bit = _mesa_ffs( ~c->fp_temp );
if (!bit) {
_mesa_printf("%s: out of temporaries\n", __FILE__);
@ -158,7 +158,7 @@ static struct prog_dst_register get_temp( struct brw_wm_compile *c )
static void release_temp( struct brw_wm_compile *c, struct prog_dst_register temp )
{
c->fp_temp &= ~1<<(temp.Index + 1 - FIRST_INTERNAL_TEMP);
c->fp_temp &= ~(1 << (temp.Index - FIRST_INTERNAL_TEMP));
}